Log session start time Thu Jun 13 15:22:30 CST 2019

Logback Log Messages

Log session start time Thu Jun 13 17:29:10 CST 2019

Level Date Message MethodOfCaller FileOfCaller LineOfCaller
INFO 2019-06-13 15:22:30,823 Starting JeecgApplication on DESKTOP-EM5H51B with PID 2988 (D:\project\ufo\jeecg-boot\jeecg-boot-module-system\target\classes started by wangYan in D:\project\ufo\jeecg-boot) logStarting StartupInfoLogger.java 50
INFO 2019-06-13 15:22:30,829 The following profiles are active: dev logStartupProfileInfo SpringApplication.java 679
INFO 2019-06-13 15:22:33,667 Multiple Spring Data modules found, entering strict repository configuration mode! multipleStoresDetected RepositoryConfigurationDelegate.java 244
INFO 2019-06-13 15:22:33,672 Bootstrapping Spring Data repositories in DEFAULT mode. registerRepositoriesIn RepositoryConfigurationDelegate.java 126
INFO 2019-06-13 15:22:33,826 Finished Spring Data repository scanning in 107ms. Found 0 repository interfaces. registerRepositoriesIn RepositoryConfigurationDelegate.java 182
INFO 2019-06-13 15:22:34,367 Bean 'shiroConfig' of type [org.jeecg.config.ShiroConfig$$EnhancerBySpringCGLIB$$1c438b88] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 15:22:34,516 Bean 'shiroRealm' of type [org.jeecg.modules.shiro.authc.ShiroRealm] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 15:22:35,796 Bean 'securityManager' of type [org.apache.shiro.web.mgt.DefaultWebSecurityManager] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 15:22:35,840 Bean 'authorizationAttributeSourceAdvisor' of type [org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 15:22:36,070 Bean 'org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration' of type [org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration$$EnhancerBySpringCGLIB$$fc3e21f2] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 15:22:36,349 Bean 'spring.datasource.dynamic-com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 15:22:36,359 Bean 'com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration$$EnhancerBySpringCGLIB$$65cc92c3] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 15:22:36,379 Bean 'dsProcessor' of type [com.baomidou.dynamic.datasource.processor.DsHeaderProcessor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 15:22:36,389 Bean 'dynamicDatasourceAnnotationAdvisor' of type [com.baomidou.dynamic.datasource.aop.DynamicDataSourceAnnotationAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 15:22:36,423 Bean 'spring.redis-org.springframework.boot.autoconfigure.data.redis.RedisProperties' of type [org.springframework.boot.autoconfigure.data.redis.RedisProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 15:22:36,439 Bean 'org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration' of type [org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration$$EnhancerBySpringCGLIB$$1157e03c] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 15:22:36,620 Bean 'lettuceClientResources' of type [io.lettuce.core.resource.DefaultClientResources] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 15:22:36,763 Bean 'redisConnectionFactory' of type [org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 15:22:36,796 Bean 'redisConfig' of type [org.jeecg.config.RedisConfig$$EnhancerBySpringCGLIB$$671212d2] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 15:22:36,864 Bean 'org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration' of type [org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration$$EnhancerBySpringCGLIB$$f56ffa2] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 15:22:36,877 Bean 'eventBus' of type [org.apache.shiro.event.support.DefaultEventBus] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 15:22:37,665 Tomcat initialized with port(s): 8080 (http) initialize TomcatWebServer.java 90
INFO 2019-06-13 15:22:37,689 Initializing ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-13 15:22:37,707 Starting service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-13 15:22:37,708 Starting Servlet engine: [Apache Tomcat/9.0.16] log DirectJDKLog.java 173
INFO 2019-06-13 15:22:37,717 The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: [D:\software\Java\jdk1.8.0_211\bin;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\ProgramData\DockerDesktop\version-bin;C:\Program Files\Docker\Docker\Resources\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\WINDOWS\System32\OpenSSH\;"D:\software\Java\jdk1.8.0_211\bin;D:\software\Java\jdk1.8.0_211\jre\bin";D:\software\mysql-5.6.42-winx64\bin;D:\software\nodejs\node_modules;C:\Users\wangYan\AppData\Roaming\npm;C:\Users\wangYan\AppData\Local\Microsoft\WindowsApps;;.] log DirectJDKLog.java 173
INFO 2019-06-13 15:22:37,917 Initializing Spring embedded WebApplicationContext log DirectJDKLog.java 173
INFO 2019-06-13 15:22:37,918 Root WebApplicationContext: initialization completed in 6879 ms prepareWebApplicationContext ServletWebServerApplicationContext.java 296
INFO 2019-06-13 15:22:38,751 动态数据源-检测到druid存在,如配置中未指定type,druid会默认配置 <init> DynamicDataSourceCreator.java 109
INFO 2019-06-13 15:22:39,485 {dataSource-1,master} inited init DruidDataSource.java 930
INFO 2019-06-13 15:22:39,486 初始共加载 1 个数据源 afterPropertiesSet DynamicRoutingDataSource.java 189
INFO 2019-06-13 15:22:39,487 动态数据源-加载 master 成功 addDataSource DynamicRoutingDataSource.java 135
INFO 2019-06-13 15:22:39,488 当前的默认数据源是单数据源,数据源名为 master afterPropertiesSet DynamicRoutingDataSource.java 198
INFO 2019-06-13 15:22:43,633 Using default implementation for ThreadExecutor instantiate StdSchedulerFactory.java 1208
INFO 2019-06-13 15:22:43,651 Initialized Scheduler Signaller of type: class org.quartz.core.SchedulerSignalerImpl <init> SchedulerSignalerImpl.java 61
INFO 2019-06-13 15:22:43,652 Quartz Scheduler v.2.3.0 created. <init> QuartzScheduler.java 229
INFO 2019-06-13 15:22:43,658 Using db table-based data access locking (synchronization). initialize JobStoreSupport.java 672
INFO 2019-06-13 15:22:43,662 JobStoreCMT initialized. initialize JobStoreCMT.java 145
INFO 2019-06-13 15:22:43,663 Scheduler meta-data: Quartz Scheduler (v2.3.0) 'quartzScheduler' with instanceId 'NON_CLUSTERED' Scheduler class: 'org.quartz.core.QuartzScheduler' - running locally. NOT STARTED. Currently in standby mode. Number of jobs executed: 0 Using thread pool 'org.quartz.simpl.SimpleThreadPool' - with 10 threads. Using job-store 'org.springframework.scheduling.quartz.LocalDataSourceJobStore' - which supports persistence. and is not clustered. initialize QuartzScheduler.java 294
INFO 2019-06-13 15:22:43,664 Quartz scheduler 'quartzScheduler' initialized from an externally provided properties instance. instantiate StdSchedulerFactory.java 1362
INFO 2019-06-13 15:22:43,664 Quartz scheduler version: 2.3.0 instantiate StdSchedulerFactory.java 1366
INFO 2019-06-13 15:22:43,665 JobFactory set to: org.springframework.scheduling.quartz.SpringBeanJobFactory@55d99dc3 setJobFactory QuartzScheduler.java 2287
INFO 2019-06-13 15:22:47,268 Exposing 2 endpoint(s) beneath base path '/actuator' <init> EndpointLinksResolver.java 59
INFO 2019-06-13 15:22:47,668 Mapped URL path [/v2/api-docs] onto method [public org.springframework.http.ResponseEntity<springfox.documentation.spring.web.json.Json> springfox.documentation.swagger2.web.Swagger2Controller.getDocumentation(java.lang.String,javax.servlet.http.HttpServletRequest)] initHandlerMethods PropertySourcedRequestMappingHandlerMapping.java 69
INFO 2019-06-13 15:22:48,334 Initializing ExecutorService 'applicationTaskExecutor' initialize ExecutorConfigurationSupport.java 171
INFO 2019-06-13 15:22:50,405 Context refreshed start DocumentationPluginsBootstrapper.java 160
INFO 2019-06-13 15:22:50,438 Found 1 custom documentation plugin(s) start DocumentationPluginsBootstrapper.java 163
INFO 2019-06-13 15:22:50,534 Scanning for api listing references scan ApiListingReferenceScanner.java 41
INFO 2019-06-13 15:22:50,926 Starting Quartz Scheduler now startScheduler SchedulerFactoryBean.java 726
INFO 2019-06-13 15:22:51,158 Freed 0 triggers from 'acquired' / 'blocked' state. recoverJobs JobStoreSupport.java 866
INFO 2019-06-13 15:22:51,171 Recovering 0 jobs that were in-progress at the time of the last shut-down. recoverJobs JobStoreSupport.java 876
INFO 2019-06-13 15:22:51,172 Recovery complete. recoverJobs JobStoreSupport.java 889
INFO 2019-06-13 15:22:51,174 Removed 0 'complete' triggers. recoverJobs JobStoreSupport.java 896
INFO 2019-06-13 15:22:51,177 Removed 0 stale fired job entries. recoverJobs JobStoreSupport.java 901
INFO 2019-06-13 15:22:51,179 Scheduler quartzScheduler_$_NON_CLUSTERED started. start QuartzScheduler.java 547
INFO 2019-06-13 15:22:51,208 Starting ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-13 15:22:51,247 Tomcat started on port(s): 8080 (http) with context path '/jeecg-boot' start TomcatWebServer.java 204
INFO 2019-06-13 15:22:51,252 Started JeecgApplication in 21.871 seconds (JVM running for 25.875) logStarted StartupInfoLogger.java 59
INFO 2019-06-13 15:22:51,271 ---------------------------------------------------------- Application Jeecg-Boot is running! Access URLs: Local: http://localhost:8080/jeecg-boot/ External: http://10.0.75.1:8080/jeecg-boot/ swagger-ui: http://10.0.75.1:8080/jeecg-boot/swagger-ui.html Doc: http://10.0.75.1:8080/jeecg-boot/doc.html ---------------------------------------------------------- main JeecgApplication.java 28
INFO 2019-06-13 15:22:53,396 Initializing Spring DispatcherServlet 'dispatcherServlet' log DirectJDKLog.java 173
INFO 2019-06-13 15:22:53,397 Initializing Servlet 'dispatcherServlet' initServletBean FrameworkServlet.java 524
INFO 2019-06-13 15:22:53,427 Completed initialization in 29 ms initServletBean FrameworkServlet.java 546
WARN 2019-06-13 15:23:03,400 Mail health check failed health AbstractHealthIndicator.java 89
javax.mail.AuthenticationFailedException: 535 Error: authentication failed
    at com.sun.mail.smtp.SMTPTransport$Authenticator.authenticate(SMTPTransport.java:965)
    at com.sun.mail.smtp.SMTPTransport.authenticate(SMTPTransport.java:876)
    at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:780)
    at javax.mail.Service.connect(Service.java:366)
    at org.springframework.mail.javamail.JavaMailSenderImpl.connectTransport(JavaMailSenderImpl.java:517)
    at org.springframework.mail.javamail.JavaMailSenderImpl.testConnection(JavaMailSenderImpl.java:397)
    at org.springframework.boot.actuate.mail.MailHealthIndicator.doHealthCheck(MailHealthIndicator.java:43)
    at org.springframework.boot.actuate.health.AbstractHealthIndicator.health(AbstractHealthIndicator.java:84)
    at org.springframework.boot.actuate.health.CompositeHealthIndicator.health(CompositeHealthIndicator.java:98)
    at org.springframework.boot.actuate.health.HealthEndpoint.health(HealthEndpoint.java:50)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.springframework.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:246)
    at org.springframework.boot.actuate.endpoint.invoke.reflect.ReflectiveOperationInvoker.invoke(ReflectiveOperationInvoker.java:76)
    at org.springframework.boot.actuate.endpoint.annotation.AbstractDiscoveredOperation.invoke(AbstractDiscoveredOperation.java:61)
    at org.springframework.boot.actuate.endpoint.jmx.EndpointMBean.invoke(EndpointMBean.java:126)
    at org.springframework.boot.actuate.endpoint.jmx.EndpointMBean.invoke(EndpointMBean.java:99)
    at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:819)
    at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:801)
    at javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1468)
    at javax.management.remote.rmi.RMIConnectionImpl.access$300(RMIConnectionImpl.java:76)
    at javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1309)
    at javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1401)
    at javax.management.remote.rmi.RMIConnectionImpl.invoke(RMIConnectionImpl.java:829)
    at sun.reflect.GeneratedMethodAccessor151.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:357)
    at sun.rmi.transport.Transport$1.run(Transport.java:200)
    at sun.rmi.transport.Transport$1.run(Transport.java:197)
    at java.security.AccessController.doPrivileged(Native Method)
    at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
    at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:573)
    at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:834)
    at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:688)
    at java.security.AccessController.doPrivileged(Native Method)
    at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:687)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
    at java.lang.Thread.run(Thread.java:748)
INFO 2019-06-13 15:23:03,639 Starting without optional epoll library <clinit> EpollProvider.java 68
INFO 2019-06-13 15:23:03,643 Starting without optional kqueue library <clinit> KqueueProvider.java 70
Logback Log Messages

Log session start time Thu Jun 13 18:55:23 CST 2019

Level Date Message MethodOfCaller FileOfCaller LineOfCaller
INFO 2019-06-13 17:29:10,805 Starting JeecgApplication on DESKTOP-EM5H51B with PID 15372 (D:\project\ufo\jeecg-boot\jeecg-boot-module-system\target\classes started by wangYan in D:\project\ufo\jeecg-boot) logStarting StartupInfoLogger.java 50
INFO 2019-06-13 17:29:10,812 The following profiles are active: dev logStartupProfileInfo SpringApplication.java 679
INFO 2019-06-13 17:29:12,901 Multiple Spring Data modules found, entering strict repository configuration mode! multipleStoresDetected RepositoryConfigurationDelegate.java 244
INFO 2019-06-13 17:29:12,906 Bootstrapping Spring Data repositories in DEFAULT mode. registerRepositoriesIn RepositoryConfigurationDelegate.java 126
INFO 2019-06-13 17:29:13,011 Finished Spring Data repository scanning in 84ms. Found 0 repository interfaces. registerRepositoriesIn RepositoryConfigurationDelegate.java 182
INFO 2019-06-13 17:29:13,505 Bean 'shiroConfig' of type [org.jeecg.config.ShiroConfig$$EnhancerBySpringCGLIB$$e02333ac] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 17:29:13,650 Bean 'shiroRealm' of type [org.jeecg.modules.shiro.authc.ShiroRealm] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 17:29:14,837 Bean 'securityManager' of type [org.apache.shiro.web.mgt.DefaultWebSecurityManager] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 17:29:14,885 Bean 'authorizationAttributeSourceAdvisor' of type [org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 17:29:15,011 Bean 'org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration' of type [org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration$$EnhancerBySpringCGLIB$$c01dca16] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 17:29:15,413 Bean 'spring.datasource.dynamic-com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 17:29:15,423 Bean 'com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration$$EnhancerBySpringCGLIB$$29ac3ae7] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 17:29:15,442 Bean 'dsProcessor' of type [com.baomidou.dynamic.datasource.processor.DsHeaderProcessor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 17:29:15,452 Bean 'dynamicDatasourceAnnotationAdvisor' of type [com.baomidou.dynamic.datasource.aop.DynamicDataSourceAnnotationAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 17:29:15,485 Bean 'spring.redis-org.springframework.boot.autoconfigure.data.redis.RedisProperties' of type [org.springframework.boot.autoconfigure.data.redis.RedisProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 17:29:15,500 Bean 'org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration' of type [org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration$$EnhancerBySpringCGLIB$$d5378860] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 17:29:15,655 Bean 'lettuceClientResources' of type [io.lettuce.core.resource.DefaultClientResources] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 17:29:15,775 Bean 'redisConnectionFactory' of type [org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 17:29:15,806 Bean 'redisConfig' of type [org.jeecg.config.RedisConfig$$EnhancerBySpringCGLIB$$2af1baf6] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 17:29:15,868 Bean 'org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration' of type [org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration$$EnhancerBySpringCGLIB$$d336a7c6] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 17:29:15,881 Bean 'eventBus' of type [org.apache.shiro.event.support.DefaultEventBus] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 17:29:16,516 Tomcat initialized with port(s): 8080 (http) initialize TomcatWebServer.java 90
INFO 2019-06-13 17:29:16,538 Initializing ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-13 17:29:16,564 Starting service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-13 17:29:16,565 Starting Servlet engine: [Apache Tomcat/9.0.16] log DirectJDKLog.java 173
INFO 2019-06-13 17:29:16,574 The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: [D:\software\Java\jdk1.8.0_211\bin;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\ProgramData\DockerDesktop\version-bin;C:\Program Files\Docker\Docker\Resources\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\WINDOWS\System32\OpenSSH\;"D:\software\Java\jdk1.8.0_211\bin;D:\software\Java\jdk1.8.0_211\jre\bin";D:\software\mysql-5.6.42-winx64\bin;D:\software\nodejs\node_modules;C:\Users\wangYan\AppData\Roaming\npm;C:\Users\wangYan\AppData\Local\Microsoft\WindowsApps;;.] log DirectJDKLog.java 173
INFO 2019-06-13 17:29:16,770 Initializing Spring embedded WebApplicationContext log DirectJDKLog.java 173
INFO 2019-06-13 17:29:16,771 Root WebApplicationContext: initialization completed in 5846 ms prepareWebApplicationContext ServletWebServerApplicationContext.java 296
INFO 2019-06-13 17:29:17,376 动态数据源-检测到druid存在,如配置中未指定type,druid会默认配置 <init> DynamicDataSourceCreator.java 109
INFO 2019-06-13 17:29:17,752 {dataSource-1,master} inited init DruidDataSource.java 930
INFO 2019-06-13 17:29:17,754 初始共加载 1 个数据源 afterPropertiesSet DynamicRoutingDataSource.java 189
INFO 2019-06-13 17:29:17,755 动态数据源-加载 master 成功 addDataSource DynamicRoutingDataSource.java 135
INFO 2019-06-13 17:29:17,756 当前的默认数据源是单数据源,数据源名为 master afterPropertiesSet DynamicRoutingDataSource.java 198
INFO 2019-06-13 17:29:21,621 Using default implementation for ThreadExecutor instantiate StdSchedulerFactory.java 1208
INFO 2019-06-13 17:29:21,638 Initialized Scheduler Signaller of type: class org.quartz.core.SchedulerSignalerImpl <init> SchedulerSignalerImpl.java 61
INFO 2019-06-13 17:29:21,638 Quartz Scheduler v.2.3.0 created. <init> QuartzScheduler.java 229
INFO 2019-06-13 17:29:21,644 Using db table-based data access locking (synchronization). initialize JobStoreSupport.java 672
INFO 2019-06-13 17:29:21,647 JobStoreCMT initialized. initialize JobStoreCMT.java 145
INFO 2019-06-13 17:29:21,648 Scheduler meta-data: Quartz Scheduler (v2.3.0) 'quartzScheduler' with instanceId 'NON_CLUSTERED' Scheduler class: 'org.quartz.core.QuartzScheduler' - running locally. NOT STARTED. Currently in standby mode. Number of jobs executed: 0 Using thread pool 'org.quartz.simpl.SimpleThreadPool' - with 10 threads. Using job-store 'org.springframework.scheduling.quartz.LocalDataSourceJobStore' - which supports persistence. and is not clustered. initialize QuartzScheduler.java 294
INFO 2019-06-13 17:29:21,649 Quartz scheduler 'quartzScheduler' initialized from an externally provided properties instance. instantiate StdSchedulerFactory.java 1362
INFO 2019-06-13 17:29:21,650 Quartz scheduler version: 2.3.0 instantiate StdSchedulerFactory.java 1366
INFO 2019-06-13 17:29:21,650 JobFactory set to: org.springframework.scheduling.quartz.SpringBeanJobFactory@5bd3ca3c setJobFactory QuartzScheduler.java 2287
INFO 2019-06-13 17:29:25,024 Exposing 2 endpoint(s) beneath base path '/actuator' <init> EndpointLinksResolver.java 59
INFO 2019-06-13 17:29:25,380 Mapped URL path [/v2/api-docs] onto method [public org.springframework.http.ResponseEntity<springfox.documentation.spring.web.json.Json> springfox.documentation.swagger2.web.Swagger2Controller.getDocumentation(java.lang.String,javax.servlet.http.HttpServletRequest)] initHandlerMethods PropertySourcedRequestMappingHandlerMapping.java 69
INFO 2019-06-13 17:29:25,960 Initializing ExecutorService 'applicationTaskExecutor' initialize ExecutorConfigurationSupport.java 171
INFO 2019-06-13 17:29:27,858 Context refreshed start DocumentationPluginsBootstrapper.java 160
INFO 2019-06-13 17:29:27,889 Found 1 custom documentation plugin(s) start DocumentationPluginsBootstrapper.java 163
INFO 2019-06-13 17:29:27,952 Scanning for api listing references scan ApiListingReferenceScanner.java 41
INFO 2019-06-13 17:29:28,300 Starting Quartz Scheduler now startScheduler SchedulerFactoryBean.java 726
INFO 2019-06-13 17:29:28,485 Freed 0 triggers from 'acquired' / 'blocked' state. recoverJobs JobStoreSupport.java 866
INFO 2019-06-13 17:29:28,494 Recovering 0 jobs that were in-progress at the time of the last shut-down. recoverJobs JobStoreSupport.java 876
INFO 2019-06-13 17:29:28,494 Recovery complete. recoverJobs JobStoreSupport.java 889
INFO 2019-06-13 17:29:28,496 Removed 0 'complete' triggers. recoverJobs JobStoreSupport.java 896
INFO 2019-06-13 17:29:28,499 Removed 0 stale fired job entries. recoverJobs JobStoreSupport.java 901
INFO 2019-06-13 17:29:28,500 Scheduler quartzScheduler_$_NON_CLUSTERED started. start QuartzScheduler.java 547
INFO 2019-06-13 17:29:28,530 Starting ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-13 17:29:28,570 Tomcat started on port(s): 8080 (http) with context path '/jeecg-boot' start TomcatWebServer.java 204
INFO 2019-06-13 17:29:28,575 Started JeecgApplication in 18.7 seconds (JVM running for 20.876) logStarted StartupInfoLogger.java 59
INFO 2019-06-13 17:29:28,597 ---------------------------------------------------------- Application Jeecg-Boot is running! Access URLs: Local: http://localhost:8080/jeecg-boot/ External: http://10.0.75.1:8080/jeecg-boot/ swagger-ui: http://10.0.75.1:8080/jeecg-boot/swagger-ui.html Doc: http://10.0.75.1:8080/jeecg-boot/doc.html ---------------------------------------------------------- main JeecgApplication.java 28
INFO 2019-06-13 17:29:29,871 Initializing Spring DispatcherServlet 'dispatcherServlet' log DirectJDKLog.java 173
INFO 2019-06-13 17:29:29,872 Initializing Servlet 'dispatcherServlet' initServletBean FrameworkServlet.java 524
INFO 2019-06-13 17:29:29,904 Completed initialization in 31 ms initServletBean FrameworkServlet.java 546
WARN 2019-06-13 17:29:39,710 Mail health check failed health AbstractHealthIndicator.java 89
javax.mail.AuthenticationFailedException: 535 Error: authentication failed
    at com.sun.mail.smtp.SMTPTransport$Authenticator.authenticate(SMTPTransport.java:965)
    at com.sun.mail.smtp.SMTPTransport.authenticate(SMTPTransport.java:876)
    at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:780)
    at javax.mail.Service.connect(Service.java:366)
    at org.springframework.mail.javamail.JavaMailSenderImpl.connectTransport(JavaMailSenderImpl.java:517)
    at org.springframework.mail.javamail.JavaMailSenderImpl.testConnection(JavaMailSenderImpl.java:397)
    at org.springframework.boot.actuate.mail.MailHealthIndicator.doHealthCheck(MailHealthIndicator.java:43)
    at org.springframework.boot.actuate.health.AbstractHealthIndicator.health(AbstractHealthIndicator.java:84)
    at org.springframework.boot.actuate.health.CompositeHealthIndicator.health(CompositeHealthIndicator.java:98)
    at org.springframework.boot.actuate.health.HealthEndpoint.health(HealthEndpoint.java:50)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.springframework.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:246)
    at org.springframework.boot.actuate.endpoint.invoke.reflect.ReflectiveOperationInvoker.invoke(ReflectiveOperationInvoker.java:76)
    at org.springframework.boot.actuate.endpoint.annotation.AbstractDiscoveredOperation.invoke(AbstractDiscoveredOperation.java:61)
    at org.springframework.boot.actuate.endpoint.jmx.EndpointMBean.invoke(EndpointMBean.java:126)
    at org.springframework.boot.actuate.endpoint.jmx.EndpointMBean.invoke(EndpointMBean.java:99)
    at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:819)
    at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:801)
    at javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1468)
    at javax.management.remote.rmi.RMIConnectionImpl.access$300(RMIConnectionImpl.java:76)
    at javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1309)
    at javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1401)
    at javax.management.remote.rmi.RMIConnectionImpl.invoke(RMIConnectionImpl.java:829)
    at sun.reflect.GeneratedMethodAccessor152.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:357)
    at sun.rmi.transport.Transport$1.run(Transport.java:200)
    at sun.rmi.transport.Transport$1.run(Transport.java:197)
    at java.security.AccessController.doPrivileged(Native Method)
    at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
    at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:573)
    at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:834)
    at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:688)
    at java.security.AccessController.doPrivileged(Native Method)
    at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:687)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
    at java.lang.Thread.run(Thread.java:748)
INFO 2019-06-13 17:29:39,881 Starting without optional epoll library <clinit> EpollProvider.java 68
INFO 2019-06-13 17:29:39,885 Starting without optional kqueue library <clinit> KqueueProvider.java 70
Logback Log Messages

Log session start time Wed Jun 19 14:33:29 CST 2019

Level Date Message MethodOfCaller FileOfCaller LineOfCaller
INFO 2019-06-13 18:55:23,737 Starting JeecgApplication on HGDJ3IKTSBT1PUA with PID 7204 (D:\project\ufo\jeecg-boot\jeecg-boot-module-system\target\classes started by Administrator in D:\project\ufo\jeecg-boot) logStarting StartupInfoLogger.java 50
INFO 2019-06-13 18:55:23,744 The following profiles are active: dev logStartupProfileInfo SpringApplication.java 679
INFO 2019-06-13 18:55:26,120 Multiple Spring Data modules found, entering strict repository configuration mode! multipleStoresDetected RepositoryConfigurationDelegate.java 244
INFO 2019-06-13 18:55:26,125 Bootstrapping Spring Data repositories in DEFAULT mode. registerRepositoriesIn RepositoryConfigurationDelegate.java 126
INFO 2019-06-13 18:55:26,249 Finished Spring Data repository scanning in 101ms. Found 0 repository interfaces. registerRepositoriesIn RepositoryConfigurationDelegate.java 182
INFO 2019-06-13 18:55:26,732 Bean 'shiroConfig' of type [org.jeecg.config.ShiroConfig$$EnhancerBySpringCGLIB$$2714fc88] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 18:55:26,886 Bean 'shiroRealm' of type [org.jeecg.modules.shiro.authc.ShiroRealm] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 18:55:27,580 Bean 'securityManager' of type [org.apache.shiro.web.mgt.DefaultWebSecurityManager] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 18:55:27,631 Bean 'authorizationAttributeSourceAdvisor' of type [org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 18:55:27,841 Bean 'org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration' of type [org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration$$EnhancerBySpringCGLIB$$70f92f2] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 18:55:28,085 Bean 'spring.datasource.dynamic-com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 18:55:28,096 Bean 'com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration$$EnhancerBySpringCGLIB$$709e03c3] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 18:55:28,116 Bean 'dsProcessor' of type [com.baomidou.dynamic.datasource.processor.DsHeaderProcessor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 18:55:28,127 Bean 'dynamicDatasourceAnnotationAdvisor' of type [com.baomidou.dynamic.datasource.aop.DynamicDataSourceAnnotationAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 18:55:28,166 Bean 'spring.redis-org.springframework.boot.autoconfigure.data.redis.RedisProperties' of type [org.springframework.boot.autoconfigure.data.redis.RedisProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 18:55:28,188 Bean 'org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration' of type [org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration$$EnhancerBySpringCGLIB$$1c29513c] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 18:55:28,376 Bean 'lettuceClientResources' of type [io.lettuce.core.resource.DefaultClientResources] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 18:55:28,519 Bean 'redisConnectionFactory' of type [org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 18:55:28,551 Bean 'redisConfig' of type [org.jeecg.config.RedisConfig$$EnhancerBySpringCGLIB$$71e383d2] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 18:55:28,613 Bean 'org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration' of type [org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration$$EnhancerBySpringCGLIB$$1a2870a2] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 18:55:28,624 Bean 'eventBus' of type [org.apache.shiro.event.support.DefaultEventBus] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-13 18:55:29,299 Tomcat initialized with port(s): 8080 (http) initialize TomcatWebServer.java 90
INFO 2019-06-13 18:55:29,325 Initializing ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-13 18:55:29,343 Starting service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-13 18:55:29,344 Starting Servlet engine: [Apache Tomcat/9.0.16] log DirectJDKLog.java 173
INFO 2019-06-13 18:55:29,352 The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: [D:\software\Java\jdk1.8.0_211\bin;C:\Windows\Sun\Java\bin;C:\Windows\system32;C:\Windows;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Windows\System32\OpenSSH\;C:\Users\Administrator\AppData\Local\Microsoft\WindowsApps;;.] log DirectJDKLog.java 173
INFO 2019-06-13 18:55:29,546 Initializing Spring embedded WebApplicationContext log DirectJDKLog.java 173
INFO 2019-06-13 18:55:29,547 Root WebApplicationContext: initialization completed in 5689 ms prepareWebApplicationContext ServletWebServerApplicationContext.java 296
INFO 2019-06-13 18:55:30,205 动态数据源-检测到druid存在,如配置中未指定type,druid会默认配置 <init> DynamicDataSourceCreator.java 109
ERROR 2019-06-13 18:55:31,449 init datasource error, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false init DruidDataSource.java 872
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource.init(DruidDataSource.java:861)
    at com.baomidou.dynamic.datasource.DynamicDataSourceCreator.createDruidDataSource(DynamicDataSourceCreator.java:232)
    at com.baomidou.dynamic.datasource.DynamicDataSourceCreator.createDataSource(DynamicDataSourceCreator.java:135)
    at com.baomidou.dynamic.datasource.provider.YmlDynamicDataSourceProvider.loadDataSources(YmlDynamicDataSourceProvider.java:59)
    at com.baomidou.dynamic.datasource.DynamicRoutingDataSource.afterPropertiesSet(DynamicRoutingDataSource.java:188)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1821)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1758)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:593)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.addCandidateEntry(DefaultListableBeanFactory.java:1463)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.findAutowireCandidates(DefaultListableBeanFactory.java:1427)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveMultipleBeans(DefaultListableBeanFactory.java:1346)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1205)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:857)
    at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:760)
    at org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:218)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireConstructor(AbstractAutowireCapableBeanFactory.java:1325)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1171)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:392)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1305)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1144)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeansOfType(DefaultListableBeanFactory.java:602)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeansOfType(DefaultListableBeanFactory.java:590)
    at org.springframework.context.support.AbstractApplicationContext.getBeansOfType(AbstractApplicationContext.java:1226)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorRegistryBeans.get(HealthIndicatorRegistryBeans.java:42)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorAutoConfiguration.healthIndicatorRegistry(HealthIndicatorAutoConfiguration.java:78)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorAutoConfiguration$$EnhancerBySpringCGLIB$$1091aeb2.CGLIB$healthIndicatorRegistry$2(<generated>)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorAutoConfiguration$$EnhancerBySpringCGLIB$$1091aeb2$$FastClassBySpringCGLIB$$837a8cc9.invoke(<generated>)
    at org.springframework.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:244)
    at org.springframework.context.annotation.ConfigurationClassEnhancer$BeanMethodInterceptor.intercept(ConfigurationClassEnhancer.java:363)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorAutoConfiguration$$EnhancerBySpringCGLIB$$1091aeb2.healthIndicatorRegistry(<generated>)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:154)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:622)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:607)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1305)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1144)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1247)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:857)
    at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:760)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:509)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1305)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1144)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:1105)
    at org.springframework.boot.actuate.endpoint.annotation.EndpointDiscoverer.createEndpointBean(EndpointDiscoverer.java:149)
    at org.springframework.boot.actuate.endpoint.annotation.EndpointDiscoverer.createEndpointBeans(EndpointDiscoverer.java:136)
    at org.springframework.boot.actuate.endpoint.annotation.EndpointDiscoverer.discoverEndpoints(EndpointDiscoverer.java:125)
    at org.springframework.boot.actuate.endpoint.annotation.EndpointDiscoverer.getEndpoints(EndpointDiscoverer.java:119)
    at org.springframework.boot.actuate.autoconfigure.endpoint.web.ServletEndpointManagementContextConfiguration$WebMvcServletEndpointManagementContextConfiguration.servletEndpointRegistrar(ServletEndpointManagementContextConfiguration.java:76)
    at org.springframework.boot.actuate.autoconfigure.endpoint.web.ServletEndpointManagementContextConfiguration$WebMvcServletEndpointManagementContextConfiguration$$EnhancerBySpringCGLIB$$bd43eacd.CGLIB$servletEndpointRegistrar$0(<generated>)
    at org.springframework.boot.actuate.autoconfigure.endpoint.web.ServletEndpointManagementContextConfiguration$WebMvcServletEndpointManagementContextConfiguration$$EnhancerBySpringCGLIB$$bd43eacd$$FastClassBySpringCGLIB$$c3eed301.invoke(<generated>)
    at org.springframework.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:244)
    at org.springframework.context.annotation.ConfigurationClassEnhancer$BeanMethodInterceptor.intercept(ConfigurationClassEnhancer.java:363)
    at org.springframework.boot.actuate.autoconfigure.endpoint.web.ServletEndpointManagementContextConfiguration$WebMvcServletEndpointManagementContextConfiguration$$EnhancerBySpringCGLIB$$bd43eacd.servletEndpointRegistrar(<generated>)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:154)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:622)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:607)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1305)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1144)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:204)
    at org.springframework.boot.web.servlet.ServletContextInitializerBeans.getOrderedBeansOfType(ServletContextInitializerBeans.java:235)
    at org.springframework.boot.web.servlet.ServletContextInitializerBeans.getOrderedBeansOfType(ServletContextInitializerBeans.java:226)
    at org.springframework.boot.web.servlet.ServletContextInitializerBeans.addServletContextInitializerBeans(ServletContextInitializerBeans.java:101)
    at org.springframework.boot.web.servlet.ServletContextInitializerBeans.<init>(ServletContextInitializerBeans.java:88)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.getServletContextInitializerBeans(ServletWebServerApplicationContext.java:261)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.selfInitialize(ServletWebServerApplicationContext.java:234)
    at org.springframework.boot.web.embedded.tomcat.TomcatStarter.onStartup(TomcatStarter.java:54)
    at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5125)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1377)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1367)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)
    at java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:134)
    at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:902)
    at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:831)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1377)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1367)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)
    at java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:134)
    at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:902)
    at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:262)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.core.StandardService.startInternal(StandardService.java:423)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:928)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.startup.Tomcat.start(Tomcat.java:455)
    at org.springframework.boot.web.embedded.tomcat.TomcatWebServer.initialize(TomcatWebServer.java:106)
    at org.springframework.boot.web.embedded.tomcat.TomcatWebServer.<init>(TomcatWebServer.java:86)
    at org.springframework.boot.web.embedded.tomcat.TomcatServletWebServerFactory.getTomcatWebServer(TomcatServletWebServerFactory.java:415)
    at org.springframework.boot.web.embedded.tomcat.TomcatServletWebServerFactory.getWebServer(TomcatServletWebServerFactory.java:174)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.createWebServer(ServletWebServerApplicationContext.java:181)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.onRefresh(ServletWebServerApplicationContext.java:154)
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:543)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248)
    at org.jeecg.JeecgApplication.main(JeecgApplication.java:23)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 170 common frames omitted
ERROR 2019-06-13 18:55:31,468 {dataSource-1} init error init DruidDataSource.java 905
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource.init(DruidDataSource.java:861)
    at com.baomidou.dynamic.datasource.DynamicDataSourceCreator.createDruidDataSource(DynamicDataSourceCreator.java:232)
    at com.baomidou.dynamic.datasource.DynamicDataSourceCreator.createDataSource(DynamicDataSourceCreator.java:135)
    at com.baomidou.dynamic.datasource.provider.YmlDynamicDataSourceProvider.loadDataSources(YmlDynamicDataSourceProvider.java:59)
    at com.baomidou.dynamic.datasource.DynamicRoutingDataSource.afterPropertiesSet(DynamicRoutingDataSource.java:188)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1821)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1758)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:593)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.addCandidateEntry(DefaultListableBeanFactory.java:1463)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.findAutowireCandidates(DefaultListableBeanFactory.java:1427)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveMultipleBeans(DefaultListableBeanFactory.java:1346)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1205)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:857)
    at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:760)
    at org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:218)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireConstructor(AbstractAutowireCapableBeanFactory.java:1325)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1171)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:392)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1305)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1144)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeansOfType(DefaultListableBeanFactory.java:602)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeansOfType(DefaultListableBeanFactory.java:590)
    at org.springframework.context.support.AbstractApplicationContext.getBeansOfType(AbstractApplicationContext.java:1226)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorRegistryBeans.get(HealthIndicatorRegistryBeans.java:42)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorAutoConfiguration.healthIndicatorRegistry(HealthIndicatorAutoConfiguration.java:78)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorAutoConfiguration$$EnhancerBySpringCGLIB$$1091aeb2.CGLIB$healthIndicatorRegistry$2(<generated>)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorAutoConfiguration$$EnhancerBySpringCGLIB$$1091aeb2$$FastClassBySpringCGLIB$$837a8cc9.invoke(<generated>)
    at org.springframework.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:244)
    at org.springframework.context.annotation.ConfigurationClassEnhancer$BeanMethodInterceptor.intercept(ConfigurationClassEnhancer.java:363)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorAutoConfiguration$$EnhancerBySpringCGLIB$$1091aeb2.healthIndicatorRegistry(<generated>)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:154)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:622)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:607)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1305)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1144)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1247)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:857)
    at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:760)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:509)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1305)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1144)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:1105)
    at org.springframework.boot.actuate.endpoint.annotation.EndpointDiscoverer.createEndpointBean(EndpointDiscoverer.java:149)
    at org.springframework.boot.actuate.endpoint.annotation.EndpointDiscoverer.createEndpointBeans(EndpointDiscoverer.java:136)
    at org.springframework.boot.actuate.endpoint.annotation.EndpointDiscoverer.discoverEndpoints(EndpointDiscoverer.java:125)
    at org.springframework.boot.actuate.endpoint.annotation.EndpointDiscoverer.getEndpoints(EndpointDiscoverer.java:119)
    at org.springframework.boot.actuate.autoconfigure.endpoint.web.ServletEndpointManagementContextConfiguration$WebMvcServletEndpointManagementContextConfiguration.servletEndpointRegistrar(ServletEndpointManagementContextConfiguration.java:76)
    at org.springframework.boot.actuate.autoconfigure.endpoint.web.ServletEndpointManagementContextConfiguration$WebMvcServletEndpointManagementContextConfiguration$$EnhancerBySpringCGLIB$$bd43eacd.CGLIB$servletEndpointRegistrar$0(<generated>)
    at org.springframework.boot.actuate.autoconfigure.endpoint.web.ServletEndpointManagementContextConfiguration$WebMvcServletEndpointManagementContextConfiguration$$EnhancerBySpringCGLIB$$bd43eacd$$FastClassBySpringCGLIB$$c3eed301.invoke(<generated>)
    at org.springframework.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:244)
    at org.springframework.context.annotation.ConfigurationClassEnhancer$BeanMethodInterceptor.intercept(ConfigurationClassEnhancer.java:363)
    at org.springframework.boot.actuate.autoconfigure.endpoint.web.ServletEndpointManagementContextConfiguration$WebMvcServletEndpointManagementContextConfiguration$$EnhancerBySpringCGLIB$$bd43eacd.servletEndpointRegistrar(<generated>)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:154)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:622)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:607)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1305)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1144)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:204)
    at org.springframework.boot.web.servlet.ServletContextInitializerBeans.getOrderedBeansOfType(ServletContextInitializerBeans.java:235)
    at org.springframework.boot.web.servlet.ServletContextInitializerBeans.getOrderedBeansOfType(ServletContextInitializerBeans.java:226)
    at org.springframework.boot.web.servlet.ServletContextInitializerBeans.addServletContextInitializerBeans(ServletContextInitializerBeans.java:101)
    at org.springframework.boot.web.servlet.ServletContextInitializerBeans.<init>(ServletContextInitializerBeans.java:88)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.getServletContextInitializerBeans(ServletWebServerApplicationContext.java:261)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.selfInitialize(ServletWebServerApplicationContext.java:234)
    at org.springframework.boot.web.embedded.tomcat.TomcatStarter.onStartup(TomcatStarter.java:54)
    at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5125)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1377)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1367)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)
    at java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:134)
    at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:902)
    at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:831)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1377)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1367)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)
    at java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:134)
    at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:902)
    at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:262)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.core.StandardService.startInternal(StandardService.java:423)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:928)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.startup.Tomcat.start(Tomcat.java:455)
    at org.springframework.boot.web.embedded.tomcat.TomcatWebServer.initialize(TomcatWebServer.java:106)
    at org.springframework.boot.web.embedded.tomcat.TomcatWebServer.<init>(TomcatWebServer.java:86)
    at org.springframework.boot.web.embedded.tomcat.TomcatServletWebServerFactory.getTomcatWebServer(TomcatServletWebServerFactory.java:415)
    at org.springframework.boot.web.embedded.tomcat.TomcatServletWebServerFactory.getWebServer(TomcatServletWebServerFactory.java:174)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.createWebServer(ServletWebServerApplicationContext.java:181)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.onRefresh(ServletWebServerApplicationContext.java:154)
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:543)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248)
    at org.jeecg.JeecgApplication.main(JeecgApplication.java:23)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 170 common frames omitted
INFO 2019-06-13 18:55:31,480 {dataSource-1,master} inited init DruidDataSource.java 930
ERROR 2019-06-13 18:55:31,481 druid数据源启动失败 createDruidDataSource DynamicDataSourceCreator.java 234
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource.init(DruidDataSource.java:861)
    at com.baomidou.dynamic.datasource.DynamicDataSourceCreator.createDruidDataSource(DynamicDataSourceCreator.java:232)
    at com.baomidou.dynamic.datasource.DynamicDataSourceCreator.createDataSource(DynamicDataSourceCreator.java:135)
    at com.baomidou.dynamic.datasource.provider.YmlDynamicDataSourceProvider.loadDataSources(YmlDynamicDataSourceProvider.java:59)
    at com.baomidou.dynamic.datasource.DynamicRoutingDataSource.afterPropertiesSet(DynamicRoutingDataSource.java:188)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1821)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1758)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:593)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.addCandidateEntry(DefaultListableBeanFactory.java:1463)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.findAutowireCandidates(DefaultListableBeanFactory.java:1427)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveMultipleBeans(DefaultListableBeanFactory.java:1346)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1205)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:857)
    at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:760)
    at org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:218)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireConstructor(AbstractAutowireCapableBeanFactory.java:1325)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1171)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:392)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1305)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1144)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeansOfType(DefaultListableBeanFactory.java:602)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeansOfType(DefaultListableBeanFactory.java:590)
    at org.springframework.context.support.AbstractApplicationContext.getBeansOfType(AbstractApplicationContext.java:1226)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorRegistryBeans.get(HealthIndicatorRegistryBeans.java:42)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorAutoConfiguration.healthIndicatorRegistry(HealthIndicatorAutoConfiguration.java:78)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorAutoConfiguration$$EnhancerBySpringCGLIB$$1091aeb2.CGLIB$healthIndicatorRegistry$2(<generated>)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorAutoConfiguration$$EnhancerBySpringCGLIB$$1091aeb2$$FastClassBySpringCGLIB$$837a8cc9.invoke(<generated>)
    at org.springframework.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:244)
    at org.springframework.context.annotation.ConfigurationClassEnhancer$BeanMethodInterceptor.intercept(ConfigurationClassEnhancer.java:363)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorAutoConfiguration$$EnhancerBySpringCGLIB$$1091aeb2.healthIndicatorRegistry(<generated>)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:154)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:622)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:607)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1305)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1144)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1247)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:857)
    at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:760)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:509)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1305)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1144)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:1105)
    at org.springframework.boot.actuate.endpoint.annotation.EndpointDiscoverer.createEndpointBean(EndpointDiscoverer.java:149)
    at org.springframework.boot.actuate.endpoint.annotation.EndpointDiscoverer.createEndpointBeans(EndpointDiscoverer.java:136)
    at org.springframework.boot.actuate.endpoint.annotation.EndpointDiscoverer.discoverEndpoints(EndpointDiscoverer.java:125)
    at org.springframework.boot.actuate.endpoint.annotation.EndpointDiscoverer.getEndpoints(EndpointDiscoverer.java:119)
    at org.springframework.boot.actuate.autoconfigure.endpoint.web.ServletEndpointManagementContextConfiguration$WebMvcServletEndpointManagementContextConfiguration.servletEndpointRegistrar(ServletEndpointManagementContextConfiguration.java:76)
    at org.springframework.boot.actuate.autoconfigure.endpoint.web.ServletEndpointManagementContextConfiguration$WebMvcServletEndpointManagementContextConfiguration$$EnhancerBySpringCGLIB$$bd43eacd.CGLIB$servletEndpointRegistrar$0(<generated>)
    at org.springframework.boot.actuate.autoconfigure.endpoint.web.ServletEndpointManagementContextConfiguration$WebMvcServletEndpointManagementContextConfiguration$$EnhancerBySpringCGLIB$$bd43eacd$$FastClassBySpringCGLIB$$c3eed301.invoke(<generated>)
    at org.springframework.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:244)
    at org.springframework.context.annotation.ConfigurationClassEnhancer$BeanMethodInterceptor.intercept(ConfigurationClassEnhancer.java:363)
    at org.springframework.boot.actuate.autoconfigure.endpoint.web.ServletEndpointManagementContextConfiguration$WebMvcServletEndpointManagementContextConfiguration$$EnhancerBySpringCGLIB$$bd43eacd.servletEndpointRegistrar(<generated>)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:154)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:622)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:607)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1305)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1144)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:204)
    at org.springframework.boot.web.servlet.ServletContextInitializerBeans.getOrderedBeansOfType(ServletContextInitializerBeans.java:235)
    at org.springframework.boot.web.servlet.ServletContextInitializerBeans.getOrderedBeansOfType(ServletContextInitializerBeans.java:226)
    at org.springframework.boot.web.servlet.ServletContextInitializerBeans.addServletContextInitializerBeans(ServletContextInitializerBeans.java:101)
    at org.springframework.boot.web.servlet.ServletContextInitializerBeans.<init>(ServletContextInitializerBeans.java:88)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.getServletContextInitializerBeans(ServletWebServerApplicationContext.java:261)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.selfInitialize(ServletWebServerApplicationContext.java:234)
    at org.springframework.boot.web.embedded.tomcat.TomcatStarter.onStartup(TomcatStarter.java:54)
    at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5125)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1377)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1367)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)
    at java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:134)
    at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:902)
    at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:831)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1377)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1367)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)
    at java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:134)
    at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:902)
    at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:262)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.core.StandardService.startInternal(StandardService.java:423)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:928)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.startup.Tomcat.start(Tomcat.java:455)
    at org.springframework.boot.web.embedded.tomcat.TomcatWebServer.initialize(TomcatWebServer.java:106)
    at org.springframework.boot.web.embedded.tomcat.TomcatWebServer.<init>(TomcatWebServer.java:86)
    at org.springframework.boot.web.embedded.tomcat.TomcatServletWebServerFactory.getTomcatWebServer(TomcatServletWebServerFactory.java:415)
    at org.springframework.boot.web.embedded.tomcat.TomcatServletWebServerFactory.getWebServer(TomcatServletWebServerFactory.java:174)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.createWebServer(ServletWebServerApplicationContext.java:181)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.onRefresh(ServletWebServerApplicationContext.java:154)
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:543)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248)
    at org.jeecg.JeecgApplication.main(JeecgApplication.java:23)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 170 common frames omitted
INFO 2019-06-13 18:55:31,492 初始共加载 1 个数据源 afterPropertiesSet DynamicRoutingDataSource.java 189
INFO 2019-06-13 18:55:31,493 动态数据源-加载 master 成功 addDataSource DynamicRoutingDataSource.java 135
INFO 2019-06-13 18:55:31,494 当前的默认数据源是单数据源,数据源名为 master afterPropertiesSet DynamicRoutingDataSource.java 198
ERROR 2019-06-13 18:55:32,487 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 23 common frames omitted
ERROR 2019-06-13 18:55:33,493 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 23 common frames omitted
ERROR 2019-06-13 18:55:34,999 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 23 common frames omitted
ERROR 2019-06-13 18:55:36,505 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 23 common frames omitted
ERROR 2019-06-13 18:55:38,014 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 23 common frames omitted
ERROR 2019-06-13 18:55:39,529 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 23 common frames omitted
ERROR 2019-06-13 18:55:41,036 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 23 common frames omitted
ERROR 2019-06-13 18:55:42,543 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 23 common frames omitted
ERROR 2019-06-13 18:55:44,048 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 23 common frames omitted
ERROR 2019-06-13 18:55:45,554 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 23 common frames omitted
ERROR 2019-06-13 18:55:47,060 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 23 common frames omitted
ERROR 2019-06-13 18:55:48,567 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 23 common frames omitted
ERROR 2019-06-13 18:55:50,072 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 23 common frames omitted
ERROR 2019-06-13 18:55:51,578 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 23 common frames omitted
ERROR 2019-06-13 18:55:53,085 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 23 common frames omitted
ERROR 2019-06-13 18:55:54,592 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:55:56,097 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:55:57,603 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:55:59,109 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:00,614 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:02,121 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:03,637 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:05,143 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:06,649 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:08,154 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:09,669 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:11,174 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:12,681 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:14,187 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:15,702 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:17,208 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:18,713 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:20,219 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:21,725 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:23,230 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:24,735 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:26,241 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:27,746 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:29,251 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:30,756 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:32,262 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:33,768 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:35,272 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:36,777 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:38,282 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:39,790 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:41,295 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:42,799 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:44,303 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:45,808 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:47,313 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:48,818 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:50,324 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:51,830 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:53,335 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:54,840 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:56,345 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:57,850 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:56:59,356 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:00,860 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:02,365 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:03,870 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:05,377 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:06,884 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:08,388 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:09,894 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:11,400 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:12,906 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:14,412 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:15,916 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:17,422 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:18,929 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:20,436 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:21,942 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:23,448 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:24,954 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:26,458 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:27,965 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:29,470 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:30,983 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:32,490 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:33,995 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:35,500 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:37,005 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:38,511 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:40,016 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:41,521 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:43,027 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:44,533 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:46,037 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:47,542 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:49,048 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:50,554 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:52,058 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:53,564 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:55,068 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:56,575 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:58,080 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:57:59,584 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:01,089 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:02,595 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:04,099 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:05,605 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:07,110 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:08,615 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:10,120 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:11,624 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:13,129 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:14,634 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:16,138 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:17,644 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:19,150 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:20,655 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:22,161 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:23,668 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:25,176 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:26,681 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:28,187 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:29,692 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:31,198 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:32,704 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:34,209 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:35,715 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:37,219 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:38,731 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:40,238 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:41,742 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:43,248 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:44,764 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:46,273 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:47,780 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:49,284 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:50,788 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:52,292 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:53,798 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:55,302 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:56,807 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:58,311 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:58:59,822 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:01,329 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:02,834 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:04,341 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:05,846 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:07,352 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:08,857 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:10,361 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:11,867 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:13,372 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:14,877 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:16,382 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:17,889 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:19,394 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:20,901 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:22,406 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:23,912 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:25,417 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:26,921 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:28,428 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:29,935 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:31,441 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:32,946 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:34,451 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:35,956 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:37,462 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:38,966 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:40,472 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:41,978 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:43,482 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:44,989 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:46,495 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:48,000 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:49,505 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:51,010 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:52,515 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:54,021 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:55,526 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:57,042 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 18:59:58,548 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:00,051 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:01,556 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:03,060 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:04,564 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:06,071 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:07,576 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:09,080 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:10,586 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:12,091 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:13,596 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:15,102 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:16,608 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:18,115 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:19,623 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:21,128 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:22,634 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:24,140 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:25,644 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:27,152 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:28,658 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:30,163 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:31,668 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:33,174 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:34,678 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:36,183 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:37,688 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:39,193 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:40,697 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:42,204 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:43,709 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:45,214 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:46,720 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:48,226 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:49,730 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:51,235 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:52,740 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:54,248 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:55,754 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:57,259 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:00:58,778 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:00,283 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:01,793 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:03,298 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:04,803 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:06,310 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:07,815 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:09,319 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:10,825 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:12,330 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:13,835 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:15,341 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:16,845 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:18,350 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:19,855 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:21,359 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:22,865 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:24,370 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:25,875 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:27,379 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:28,885 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:30,389 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:31,894 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:33,398 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:34,903 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:36,409 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:37,920 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:39,434 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:40,938 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:42,451 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:43,959 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:45,466 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:46,972 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:48,478 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:49,982 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:51,487 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:52,992 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:54,496 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:56,001 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:57,506 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:01:59,010 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:00,514 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:02,020 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:03,530 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:05,033 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:06,537 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:08,043 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:09,547 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:11,052 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:12,557 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:14,062 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:15,566 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:17,071 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:18,576 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:20,081 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:21,586 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:23,090 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:24,595 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:26,099 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:27,604 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:29,110 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:30,616 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:32,120 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:33,625 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:35,131 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:36,635 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:38,140 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:39,647 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:41,151 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:42,657 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:44,162 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:45,666 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:47,169 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:48,675 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:50,180 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:51,685 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:53,189 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:54,693 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:56,197 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:57,703 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:02:59,207 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:00,712 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:02,217 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:03,722 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:05,225 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:06,729 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:08,234 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:09,739 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:11,243 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:12,749 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:14,255 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:15,760 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:17,265 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:18,771 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:20,277 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:21,781 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:23,286 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:24,791 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:26,296 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:27,800 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:29,304 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:30,809 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:32,314 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:33,819 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:35,323 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:36,829 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:38,334 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:39,839 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:41,343 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:42,848 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:44,353 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:45,859 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:47,365 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:48,870 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:50,373 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:51,879 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:53,384 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:54,889 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:56,393 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:57,897 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:03:59,402 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:00,907 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:02,412 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:03,918 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:05,423 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:06,928 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:08,433 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:09,938 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:11,442 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:12,946 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:14,452 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:15,955 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:17,459 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:18,964 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:20,470 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:21,974 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:23,478 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:24,982 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:26,487 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:27,992 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:29,500 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:31,010 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:32,531 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:34,042 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:35,545 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:37,051 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:38,555 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:40,061 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:41,571 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:43,077 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:44,583 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:46,089 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:47,596 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:49,102 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:50,610 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:52,116 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:53,622 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:55,130 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:56,635 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:58,139 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:04:59,646 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:01,153 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:02,662 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:04,171 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:05,686 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:07,203 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:08,709 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:10,216 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:11,724 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:13,229 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:14,734 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:16,238 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:17,745 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:19,250 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:20,755 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:22,259 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:23,765 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:25,270 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:26,774 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:28,279 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:29,785 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:31,289 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:32,793 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:34,299 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:35,804 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:37,309 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:38,815 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:40,321 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:41,828 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:43,331 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:44,836 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:46,340 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:47,845 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:49,350 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:50,855 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:52,360 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:53,863 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:55,370 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:56,876 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:58,381 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:05:59,885 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:01,390 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:02,896 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:04,404 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:05,910 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:07,417 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:08,921 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:10,428 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:11,934 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:13,438 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:14,944 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:16,449 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:17,955 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:19,460 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:20,965 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:22,469 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:23,975 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:25,480 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:26,985 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:28,492 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:29,999 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:31,503 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:33,008 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:34,512 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:36,018 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:37,523 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:39,027 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:40,533 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:42,042 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:43,546 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:45,051 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:46,555 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:48,060 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:49,566 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:51,071 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:52,577 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:54,082 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:55,587 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:57,092 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:06:58,597 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:00,102 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:01,607 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:03,111 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:04,617 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:06,123 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:07,629 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:09,136 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:10,641 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:12,155 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:13,659 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:15,164 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:16,671 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:18,187 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:19,692 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:21,197 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:22,701 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:24,206 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:25,713 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:27,217 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:28,723 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:30,229 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:31,734 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:33,239 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:34,745 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:36,250 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:37,755 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:39,261 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:40,765 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:42,270 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:43,774 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:45,279 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:46,785 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:48,291 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:49,796 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:51,300 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:52,808 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:54,320 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:55,824 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:57,331 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:07:58,836 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:00,341 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:01,847 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:03,352 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:04,857 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:06,360 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:07,865 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:09,371 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:10,877 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:12,382 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:13,887 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:15,391 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:16,896 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:18,402 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:19,907 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:21,415 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:22,920 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:24,424 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:25,929 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:27,435 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:28,941 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:30,445 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:31,952 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:33,458 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:34,963 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:36,468 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:37,974 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:39,479 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:40,983 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:42,488 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:43,993 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:45,496 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:47,002 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:48,507 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:50,012 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:51,518 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:53,023 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:54,527 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:56,033 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:57,539 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:08:59,043 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:00,548 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:02,052 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:03,557 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:05,065 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:06,571 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:08,074 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:09,579 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:11,084 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:12,588 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:14,093 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:15,599 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:17,104 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:18,608 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:20,114 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:21,620 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:23,123 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:24,628 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:26,135 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:27,640 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:29,146 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:30,652 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:32,156 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:33,661 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:35,166 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:36,671 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:38,177 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:39,683 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:41,190 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:42,694 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:44,199 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:45,704 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:47,209 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:48,715 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:50,219 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:51,725 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:53,231 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:54,735 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:56,241 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:57,747 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:09:59,251 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:00,756 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:02,261 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:03,766 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:05,273 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:06,778 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:08,283 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:09,788 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:11,291 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:12,796 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:14,302 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:15,806 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:17,311 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:18,816 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:20,323 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:21,828 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:23,333 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:24,838 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:26,342 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:27,847 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:29,350 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:30,855 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:32,360 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:33,867 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:35,371 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:36,876 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:38,381 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:39,887 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:41,392 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:42,897 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:44,402 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:45,908 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:47,412 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:48,919 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:50,426 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:51,942 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:53,446 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:54,951 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:56,455 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:57,959 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:10:59,464 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:00,969 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:02,474 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:03,977 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:05,483 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:06,990 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:08,493 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:09,999 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:11,506 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:13,010 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:14,515 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:16,020 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:17,524 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:19,031 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:20,536 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:22,042 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:23,549 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:25,054 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:26,558 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:28,063 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:29,568 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:31,072 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:32,577 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:34,082 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:35,585 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:37,090 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:38,596 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:40,100 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:41,605 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:43,111 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:44,614 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:46,119 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:47,624 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:49,129 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:50,633 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:52,138 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:53,643 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:55,148 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:56,653 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:58,158 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:11:59,662 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:01,166 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:02,672 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:04,178 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:05,683 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:07,187 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:08,692 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:10,197 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:11,701 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:13,205 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:14,711 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:16,214 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:17,718 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:19,223 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:20,728 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:22,232 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:23,737 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:25,242 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:26,745 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:28,251 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:29,758 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:31,263 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:32,767 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:34,272 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:35,779 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:37,286 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:38,791 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:40,297 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:41,803 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:43,308 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:44,813 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:46,318 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:47,821 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:49,326 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:50,834 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:52,340 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:53,845 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:55,351 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:56,857 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:58,361 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:12:59,866 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:01,373 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:02,880 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:04,385 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:05,890 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:07,395 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:08,899 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:10,404 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:11,907 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:13,412 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:14,916 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:16,420 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:17,926 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:19,431 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:20,936 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:22,441 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:23,946 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:25,454 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:26,968 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:28,473 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:29,977 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:31,483 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:32,990 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:34,494 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:35,999 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:37,503 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:39,007 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:40,512 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:42,018 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:43,521 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:45,026 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:46,532 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:48,035 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:49,541 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:51,046 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:52,551 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:54,054 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:55,559 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:57,064 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:13:58,567 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:00,072 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:01,578 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:03,084 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:04,588 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:06,093 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:07,599 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:09,102 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:10,607 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:12,113 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:13,617 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:15,122 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:16,628 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:18,133 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:19,637 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:21,144 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:22,650 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:24,153 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:25,658 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:27,165 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:28,670 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:30,175 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:31,682 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:33,186 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:34,692 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:36,197 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:37,702 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:39,208 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:40,713 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:42,217 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:43,724 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:45,229 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:46,736 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:48,242 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:49,747 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:51,252 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:52,757 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:54,262 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:55,766 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:57,272 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:14:58,777 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:00,281 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:01,786 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:03,292 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:04,797 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:06,301 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:07,806 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:09,311 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:10,815 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:12,320 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:13,826 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:15,331 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:16,834 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:18,340 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:19,845 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:21,350 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:22,853 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:24,358 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:25,863 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:27,367 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:28,872 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:30,377 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:31,882 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:33,388 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:34,893 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:36,399 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:37,905 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:39,411 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:40,916 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:42,422 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:43,927 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:45,430 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:46,935 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:48,441 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:49,944 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:51,450 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:52,955 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:54,458 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:55,963 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:57,470 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:15:58,974 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:00,478 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:01,982 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:03,488 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:04,994 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:06,498 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:08,004 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:09,511 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:11,015 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:12,529 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:14,032 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:15,536 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:17,042 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:18,545 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:20,050 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:21,555 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:23,060 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:24,564 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:26,070 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:27,577 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:29,083 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:30,587 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:32,091 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:33,596 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:35,101 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:36,608 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:38,112 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:39,616 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:41,122 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:42,625 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:44,131 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:45,636 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:47,142 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:48,646 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:50,150 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:51,671 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:53,176 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:54,682 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:56,201 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:57,710 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:16:59,216 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:00,720 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:02,226 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:03,732 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:05,237 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:06,741 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:08,247 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:09,752 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:11,263 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:12,768 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:14,272 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:15,776 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:17,279 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:18,785 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:20,290 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:21,794 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:23,301 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:24,806 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:26,310 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:27,826 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:29,332 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:30,836 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:32,340 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:33,845 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:35,350 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:36,854 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:38,360 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:39,867 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:41,370 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:42,874 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:44,380 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:45,884 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:47,387 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:48,892 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:50,398 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:51,901 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:53,407 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:54,914 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:56,417 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:57,922 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:17:59,427 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:00,931 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:02,436 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:03,942 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:05,447 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:06,953 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:08,458 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:09,963 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:11,469 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:12,974 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:14,478 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:15,982 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:17,487 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:18,991 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:20,497 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:22,002 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:23,507 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:25,012 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:26,517 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:28,022 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:29,527 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:31,033 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:32,537 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:34,042 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:35,545 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:37,050 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:38,555 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:40,059 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:41,563 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:43,069 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:44,573 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:46,078 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:47,582 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:49,088 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:50,592 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:52,098 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:53,604 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:55,109 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:56,614 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:58,116 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:18:59,621 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:19:01,126 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:19:02,632 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:19:04,136 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:19:05,640 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:19:07,146 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:19:08,651 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:19:10,154 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:19:11,659 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:19:13,164 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:19:14,667 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:19:16,172 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:19:17,678 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:19:19,182 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:19:20,685 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:19:22,190 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:19:23,696 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:19:25,200 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:19:26,704 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:19:28,209 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:19:29,714 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:19:31,218 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:19:32,723 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
ERROR 2019-06-13 19:19:34,226 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.GeneratedConstructorAccessor74.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.GeneratedConstructorAccessor71.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 22 common frames omitted
Logback Log Messages

Log session start time Wed Jun 19 17:33:28 CST 2019

Level Date Message MethodOfCaller FileOfCaller LineOfCaller
INFO 2019-06-19 14:33:29,969 Starting JeecgApplication on DESKTOP-8J2A4Q5 with PID 11380 (D:\project\ufo\jeecg-boot\jeecg-boot-module-system\target\classes started by wangYan in D:\project\ufo\jeecg-boot) logStarting StartupInfoLogger.java 50
INFO 2019-06-19 14:33:29,974 The following profiles are active: dev logStartupProfileInfo SpringApplication.java 679
INFO 2019-06-19 14:33:33,971 Multiple Spring Data modules found, entering strict repository configuration mode! multipleStoresDetected RepositoryConfigurationDelegate.java 244
INFO 2019-06-19 14:33:33,976 Bootstrapping Spring Data repositories in DEFAULT mode. registerRepositoriesIn RepositoryConfigurationDelegate.java 126
INFO 2019-06-19 14:33:34,103 Finished Spring Data repository scanning in 101ms. Found 0 repository interfaces. registerRepositoriesIn RepositoryConfigurationDelegate.java 182
INFO 2019-06-19 14:33:34,590 Bean 'shiroConfig' of type [org.jeecg.config.ShiroConfig$$EnhancerBySpringCGLIB$$9204230] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 14:33:34,726 Bean 'shiroRealm' of type [org.jeecg.modules.shiro.authc.ShiroRealm] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 14:33:35,411 Bean 'securityManager' of type [org.apache.shiro.web.mgt.DefaultWebSecurityManager] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 14:33:35,455 Bean 'authorizationAttributeSourceAdvisor' of type [org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 14:33:35,670 Bean 'org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration' of type [org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration$$EnhancerBySpringCGLIB$$e91ad89a] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 14:33:35,916 Bean 'spring.datasource.dynamic-com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 14:33:35,926 Bean 'com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration$$EnhancerBySpringCGLIB$$52a9496b] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 14:33:35,945 Bean 'dsProcessor' of type [com.baomidou.dynamic.datasource.processor.DsHeaderProcessor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 14:33:35,955 Bean 'dynamicDatasourceAnnotationAdvisor' of type [com.baomidou.dynamic.datasource.aop.DynamicDataSourceAnnotationAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 14:33:35,988 Bean 'spring.redis-org.springframework.boot.autoconfigure.data.redis.RedisProperties' of type [org.springframework.boot.autoconfigure.data.redis.RedisProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 14:33:36,003 Bean 'org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration' of type [org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration$$EnhancerBySpringCGLIB$$fe3496e4] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 14:33:36,168 Bean 'lettuceClientResources' of type [io.lettuce.core.resource.DefaultClientResources] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 14:33:36,297 Bean 'redisConnectionFactory' of type [org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 14:33:36,328 Bean 'redisConfig' of type [org.jeecg.config.RedisConfig$$EnhancerBySpringCGLIB$$53eec97a] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 14:33:36,390 Bean 'org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration' of type [org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration$$EnhancerBySpringCGLIB$$fc33b64a] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 14:33:36,401 Bean 'eventBus' of type [org.apache.shiro.event.support.DefaultEventBus] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 14:33:37,057 Tomcat initialized with port(s): 8080 (http) initialize TomcatWebServer.java 90
INFO 2019-06-19 14:33:37,081 Initializing ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-19 14:33:37,098 Starting service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-19 14:33:37,099 Starting Servlet engine: [Apache Tomcat/9.0.16] log DirectJDKLog.java 173
INFO 2019-06-19 14:33:37,108 The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: [D:\software\Java\jdk1.8.0_211\bin;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\ProgramData\DockerDesktop\version-bin;C:\Program Files\Docker\Docker\Resources\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\WINDOWS\System32\OpenSSH\;C:\Users\wangYan\AppData\Local\Microsoft\WindowsApps;;.] log DirectJDKLog.java 173
INFO 2019-06-19 14:33:37,300 Initializing Spring embedded WebApplicationContext log DirectJDKLog.java 173
INFO 2019-06-19 14:33:37,301 Root WebApplicationContext: initialization completed in 7213 ms prepareWebApplicationContext ServletWebServerApplicationContext.java 296
INFO 2019-06-19 14:33:37,935 动态数据源-检测到druid存在,如配置中未指定type,druid会默认配置 <init> DynamicDataSourceCreator.java 109
INFO 2019-06-19 14:33:38,386 {dataSource-1,master} inited init DruidDataSource.java 930
INFO 2019-06-19 14:33:38,387 初始共加载 1 个数据源 afterPropertiesSet DynamicRoutingDataSource.java 189
INFO 2019-06-19 14:33:38,388 动态数据源-加载 master 成功 addDataSource DynamicRoutingDataSource.java 135
INFO 2019-06-19 14:33:38,389 当前的默认数据源是单数据源,数据源名为 master afterPropertiesSet DynamicRoutingDataSource.java 198
INFO 2019-06-19 14:33:42,287 Using default implementation for ThreadExecutor instantiate StdSchedulerFactory.java 1208
INFO 2019-06-19 14:33:42,303 Initialized Scheduler Signaller of type: class org.quartz.core.SchedulerSignalerImpl <init> SchedulerSignalerImpl.java 61
INFO 2019-06-19 14:33:42,304 Quartz Scheduler v.2.3.0 created. <init> QuartzScheduler.java 229
INFO 2019-06-19 14:33:42,310 Using db table-based data access locking (synchronization). initialize JobStoreSupport.java 672
INFO 2019-06-19 14:33:42,312 JobStoreCMT initialized. initialize JobStoreCMT.java 145
INFO 2019-06-19 14:33:42,314 Scheduler meta-data: Quartz Scheduler (v2.3.0) 'quartzScheduler' with instanceId 'NON_CLUSTERED' Scheduler class: 'org.quartz.core.QuartzScheduler' - running locally. NOT STARTED. Currently in standby mode. Number of jobs executed: 0 Using thread pool 'org.quartz.simpl.SimpleThreadPool' - with 10 threads. Using job-store 'org.springframework.scheduling.quartz.LocalDataSourceJobStore' - which supports persistence. and is not clustered. initialize QuartzScheduler.java 294
INFO 2019-06-19 14:33:42,315 Quartz scheduler 'quartzScheduler' initialized from an externally provided properties instance. instantiate StdSchedulerFactory.java 1362
INFO 2019-06-19 14:33:42,315 Quartz scheduler version: 2.3.0 instantiate StdSchedulerFactory.java 1366
INFO 2019-06-19 14:33:42,316 JobFactory set to: org.springframework.scheduling.quartz.SpringBeanJobFactory@55d99dc3 setJobFactory QuartzScheduler.java 2287
INFO 2019-06-19 14:33:45,470 Exposing 2 endpoint(s) beneath base path '/actuator' <init> EndpointLinksResolver.java 59
INFO 2019-06-19 14:33:45,819 Mapped URL path [/v2/api-docs] onto method [public org.springframework.http.ResponseEntity<springfox.documentation.spring.web.json.Json> springfox.documentation.swagger2.web.Swagger2Controller.getDocumentation(java.lang.String,javax.servlet.http.HttpServletRequest)] initHandlerMethods PropertySourcedRequestMappingHandlerMapping.java 69
INFO 2019-06-19 14:33:46,390 Initializing ExecutorService 'applicationTaskExecutor' initialize ExecutorConfigurationSupport.java 171
INFO 2019-06-19 14:33:48,265 Context refreshed start DocumentationPluginsBootstrapper.java 160
INFO 2019-06-19 14:33:48,297 Found 1 custom documentation plugin(s) start DocumentationPluginsBootstrapper.java 163
INFO 2019-06-19 14:33:48,361 Scanning for api listing references scan ApiListingReferenceScanner.java 41
INFO 2019-06-19 14:33:48,720 Starting Quartz Scheduler now startScheduler SchedulerFactoryBean.java 726
ERROR 2019-06-19 14:33:48,919 {conn-10005, pstmt-20000} execute error. SELECT * FROM QRTZ_LOCKS WHERE SCHED_NAME = 'quartzScheduler' AND LOCK_NAME = ? FOR UPDATE statementLogError Slf4jLogFilter.java 149
com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Table 'wy-jeecg-boot.QRTZ_LOCKS' doesn't exist
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.Util.getInstance(Util.java:408)
    at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:944)
    at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3978)
    at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3914)
    at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2530)
    at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2683)
    at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2495)
    at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1903)
    at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:2011)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3188)
    at com.alibaba.druid.filter.FilterEventAdapter.preparedStatement_executeQuery(FilterEventAdapter.java:465)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3185)
    at com.alibaba.druid.wall.WallFilter.preparedStatement_executeQuery(WallFilter.java:640)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3185)
    at com.alibaba.druid.filter.FilterEventAdapter.preparedStatement_executeQuery(FilterEventAdapter.java:465)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3185)
    at com.alibaba.druid.proxy.jdbc.PreparedStatementProxyImpl.executeQuery(PreparedStatementProxyImpl.java:181)
    at com.alibaba.druid.pool.DruidPooledPreparedStatement.executeQuery(DruidPooledPreparedStatement.java:228)
    at org.quartz.impl.jdbcjobstore.StdRowLockSemaphore.executeSQL(StdRowLockSemaphore.java:96)
    at org.quartz.impl.jdbcjobstore.DBSemaphore.obtainLock(DBSemaphore.java:113)
    at org.quartz.impl.jdbcjobstore.JobStoreSupport.executeInNonManagedTXLock(JobStoreSupport.java:3842)
    at org.quartz.impl.jdbcjobstore.JobStoreSupport.recoverJobs(JobStoreSupport.java:839)
    at org.quartz.impl.jdbcjobstore.JobStoreSupport.schedulerStarted(JobStoreSupport.java:695)
    at org.quartz.core.QuartzScheduler.start(QuartzScheduler.java:539)
    at org.quartz.impl.StdScheduler.start(StdScheduler.java:142)
    at org.springframework.scheduling.quartz.SchedulerFactoryBean.startScheduler(SchedulerFactoryBean.java:727)
    at org.springframework.scheduling.quartz.SchedulerFactoryBean.start(SchedulerFactoryBean.java:799)
    at org.springframework.context.support.DefaultLifecycleProcessor.doStart(DefaultLifecycleProcessor.java:182)
    at org.springframework.context.support.DefaultLifecycleProcessor.access$200(DefaultLifecycleProcessor.java:53)
    at org.springframework.context.support.DefaultLifecycleProcessor$LifecycleGroup.start(DefaultLifecycleProcessor.java:360)
    at org.springframework.context.support.DefaultLifecycleProcessor.startBeans(DefaultLifecycleProcessor.java:158)
    at org.springframework.context.support.DefaultLifecycleProcessor.onRefresh(DefaultLifecycleProcessor.java:122)
    at org.springframework.context.support.AbstractApplicationContext.finishRefresh(AbstractApplicationContext.java:893)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.finishRefresh(ServletWebServerApplicationContext.java:163)
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:552)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248)
    at org.jeecg.JeecgApplication.main(JeecgApplication.java:23)
ERROR 2019-06-19 14:33:49,926 {conn-10005, pstmt-20001} execute error. SELECT * FROM QRTZ_LOCKS WHERE SCHED_NAME = 'quartzScheduler' AND LOCK_NAME = ? FOR UPDATE statementLogError Slf4jLogFilter.java 149
com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Table 'wy-jeecg-boot.QRTZ_LOCKS' doesn't exist
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.Util.getInstance(Util.java:408)
    at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:944)
    at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3978)
    at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3914)
    at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2530)
    at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2683)
    at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2495)
    at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1903)
    at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:2011)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3188)
    at com.alibaba.druid.filter.FilterEventAdapter.preparedStatement_executeQuery(FilterEventAdapter.java:465)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3185)
    at com.alibaba.druid.wall.WallFilter.preparedStatement_executeQuery(WallFilter.java:640)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3185)
    at com.alibaba.druid.filter.FilterEventAdapter.preparedStatement_executeQuery(FilterEventAdapter.java:465)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3185)
    at com.alibaba.druid.proxy.jdbc.PreparedStatementProxyImpl.executeQuery(PreparedStatementProxyImpl.java:181)
    at com.alibaba.druid.pool.DruidPooledPreparedStatement.executeQuery(DruidPooledPreparedStatement.java:228)
    at org.quartz.impl.jdbcjobstore.StdRowLockSemaphore.executeSQL(StdRowLockSemaphore.java:96)
    at org.quartz.impl.jdbcjobstore.DBSemaphore.obtainLock(DBSemaphore.java:113)
    at org.quartz.impl.jdbcjobstore.JobStoreSupport.executeInNonManagedTXLock(JobStoreSupport.java:3842)
    at org.quartz.impl.jdbcjobstore.JobStoreSupport.recoverJobs(JobStoreSupport.java:839)
    at org.quartz.impl.jdbcjobstore.JobStoreSupport.schedulerStarted(JobStoreSupport.java:695)
    at org.quartz.core.QuartzScheduler.start(QuartzScheduler.java:539)
    at org.quartz.impl.StdScheduler.start(StdScheduler.java:142)
    at org.springframework.scheduling.quartz.SchedulerFactoryBean.startScheduler(SchedulerFactoryBean.java:727)
    at org.springframework.scheduling.quartz.SchedulerFactoryBean.start(SchedulerFactoryBean.java:799)
    at org.springframework.context.support.DefaultLifecycleProcessor.doStart(DefaultLifecycleProcessor.java:182)
    at org.springframework.context.support.DefaultLifecycleProcessor.access$200(DefaultLifecycleProcessor.java:53)
    at org.springframework.context.support.DefaultLifecycleProcessor$LifecycleGroup.start(DefaultLifecycleProcessor.java:360)
    at org.springframework.context.support.DefaultLifecycleProcessor.startBeans(DefaultLifecycleProcessor.java:158)
    at org.springframework.context.support.DefaultLifecycleProcessor.onRefresh(DefaultLifecycleProcessor.java:122)
    at org.springframework.context.support.AbstractApplicationContext.finishRefresh(AbstractApplicationContext.java:893)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.finishRefresh(ServletWebServerApplicationContext.java:163)
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:552)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248)
    at org.jeecg.JeecgApplication.main(JeecgApplication.java:23)
ERROR 2019-06-19 14:33:50,931 {conn-10005, pstmt-20002} execute error. SELECT * FROM QRTZ_LOCKS WHERE SCHED_NAME = 'quartzScheduler' AND LOCK_NAME = ? FOR UPDATE statementLogError Slf4jLogFilter.java 149
com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Table 'wy-jeecg-boot.QRTZ_LOCKS' doesn't exist
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.Util.getInstance(Util.java:408)
    at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:944)
    at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3978)
    at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3914)
    at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2530)
    at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2683)
    at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2495)
    at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1903)
    at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:2011)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3188)
    at com.alibaba.druid.filter.FilterEventAdapter.preparedStatement_executeQuery(FilterEventAdapter.java:465)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3185)
    at com.alibaba.druid.wall.WallFilter.preparedStatement_executeQuery(WallFilter.java:640)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3185)
    at com.alibaba.druid.filter.FilterEventAdapter.preparedStatement_executeQuery(FilterEventAdapter.java:465)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3185)
    at com.alibaba.druid.proxy.jdbc.PreparedStatementProxyImpl.executeQuery(PreparedStatementProxyImpl.java:181)
    at com.alibaba.druid.pool.DruidPooledPreparedStatement.executeQuery(DruidPooledPreparedStatement.java:228)
    at org.quartz.impl.jdbcjobstore.StdRowLockSemaphore.executeSQL(StdRowLockSemaphore.java:96)
    at org.quartz.impl.jdbcjobstore.DBSemaphore.obtainLock(DBSemaphore.java:113)
    at org.quartz.impl.jdbcjobstore.JobStoreSupport.executeInNonManagedTXLock(JobStoreSupport.java:3842)
    at org.quartz.impl.jdbcjobstore.JobStoreSupport.recoverJobs(JobStoreSupport.java:839)
    at org.quartz.impl.jdbcjobstore.JobStoreSupport.schedulerStarted(JobStoreSupport.java:695)
    at org.quartz.core.QuartzScheduler.start(QuartzScheduler.java:539)
    at org.quartz.impl.StdScheduler.start(StdScheduler.java:142)
    at org.springframework.scheduling.quartz.SchedulerFactoryBean.startScheduler(SchedulerFactoryBean.java:727)
    at org.springframework.scheduling.quartz.SchedulerFactoryBean.start(SchedulerFactoryBean.java:799)
    at org.springframework.context.support.DefaultLifecycleProcessor.doStart(DefaultLifecycleProcessor.java:182)
    at org.springframework.context.support.DefaultLifecycleProcessor.access$200(DefaultLifecycleProcessor.java:53)
    at org.springframework.context.support.DefaultLifecycleProcessor$LifecycleGroup.start(DefaultLifecycleProcessor.java:360)
    at org.springframework.context.support.DefaultLifecycleProcessor.startBeans(DefaultLifecycleProcessor.java:158)
    at org.springframework.context.support.DefaultLifecycleProcessor.onRefresh(DefaultLifecycleProcessor.java:122)
    at org.springframework.context.support.AbstractApplicationContext.finishRefresh(AbstractApplicationContext.java:893)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.finishRefresh(ServletWebServerApplicationContext.java:163)
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:552)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248)
    at org.jeecg.JeecgApplication.main(JeecgApplication.java:23)
WARN 2019-06-19 14:33:50,939 Exception encountered during context initialization - cancelling refresh attempt: org.springframework.context.ApplicationContextException: Failed to start bean 'quartzScheduler'; nested exception is org.springframework.scheduling.SchedulingException: Could not start Quartz Scheduler; nested exception is org.quartz.SchedulerConfigException: Failure occured during job recovery. [See nested exception: org.quartz.impl.jdbcjobstore.LockException: Failure obtaining db row lock: Table 'wy-jeecg-boot.QRTZ_LOCKS' doesn't exist [See nested exception: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Table 'wy-jeecg-boot.QRTZ_LOCKS' doesn't exist]] refresh AbstractApplicationContext.java 557
INFO 2019-06-19 14:33:50,942 Shutting down ExecutorService 'applicationTaskExecutor' shutdown ExecutorConfigurationSupport.java 208
INFO 2019-06-19 14:33:50,948 Shutting down Quartz Scheduler destroy SchedulerFactoryBean.java 844
INFO 2019-06-19 14:33:50,948 Scheduler quartzScheduler_$_NON_CLUSTERED shutting down. shutdown QuartzScheduler.java 666
INFO 2019-06-19 14:33:50,949 Scheduler quartzScheduler_$_NON_CLUSTERED paused. standby QuartzScheduler.java 585
INFO 2019-06-19 14:33:50,950 Scheduler quartzScheduler_$_NON_CLUSTERED shutdown complete. shutdown QuartzScheduler.java 740
INFO 2019-06-19 14:33:50,956 closing dynamicDatasource ing.... destroy DynamicRoutingDataSource.java 175
INFO 2019-06-19 14:33:50,962 {dataSource-1} closed close DruidDataSource.java 1825
INFO 2019-06-19 14:33:51,021 Stopping service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-19 14:33:51,045 Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled. logMessage ConditionEvaluationReportLoggingListener.java 142
ERROR 2019-06-19 14:33:51,058 Application run failed reportFailure SpringApplication.java 858
org.springframework.context.ApplicationContextException: Failed to start bean 'quartzScheduler'; nested exception is org.springframework.scheduling.SchedulingException: Could not start Quartz Scheduler; nested exception is org.quartz.SchedulerConfigException: Failure occured during job recovery. [See nested exception: org.quartz.impl.jdbcjobstore.LockException: Failure obtaining db row lock: Table 'wy-jeecg-boot.QRTZ_LOCKS' doesn't exist [See nested exception: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Table 'wy-jeecg-boot.QRTZ_LOCKS' doesn't exist]]
    at org.springframework.context.support.DefaultLifecycleProcessor.doStart(DefaultLifecycleProcessor.java:185)
    at org.springframework.context.support.DefaultLifecycleProcessor.access$200(DefaultLifecycleProcessor.java:53)
    at org.springframework.context.support.DefaultLifecycleProcessor$LifecycleGroup.start(DefaultLifecycleProcessor.java:360)
    at org.springframework.context.support.DefaultLifecycleProcessor.startBeans(DefaultLifecycleProcessor.java:158)
    at org.springframework.context.support.DefaultLifecycleProcessor.onRefresh(DefaultLifecycleProcessor.java:122)
    at org.springframework.context.support.AbstractApplicationContext.finishRefresh(AbstractApplicationContext.java:893)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.finishRefresh(ServletWebServerApplicationContext.java:163)
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:552)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248)
    at org.jeecg.JeecgApplication.main(JeecgApplication.java:23)
Caused by: org.springframework.scheduling.SchedulingException: Could not start Quartz Scheduler; nested exception is org.quartz.SchedulerConfigException: Failure occured during job recovery. [See nested exception: org.quartz.impl.jdbcjobstore.LockException: Failure obtaining db row lock: Table 'wy-jeecg-boot.QRTZ_LOCKS' doesn't exist [See nested exception: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Table 'wy-jeecg-boot.QRTZ_LOCKS' doesn't exist]]
    at org.springframework.scheduling.quartz.SchedulerFactoryBean.start(SchedulerFactoryBean.java:802)
    at org.springframework.context.support.DefaultLifecycleProcessor.doStart(DefaultLifecycleProcessor.java:182)
     ... 14 common frames omitted
Caused by: org.quartz.SchedulerConfigException: Failure occured during job recovery.
    at org.quartz.impl.jdbcjobstore.JobStoreSupport.schedulerStarted(JobStoreSupport.java:697)
    at org.quartz.core.QuartzScheduler.start(QuartzScheduler.java:539)
    at org.quartz.impl.StdScheduler.start(StdScheduler.java:142)
    at org.springframework.scheduling.quartz.SchedulerFactoryBean.startScheduler(SchedulerFactoryBean.java:727)
    at org.springframework.scheduling.quartz.SchedulerFactoryBean.start(SchedulerFactoryBean.java:799)
     ... 15 common frames omitted
Caused by: org.quartz.impl.jdbcjobstore.LockException: Failure obtaining db row lock: Table 'wy-jeecg-boot.QRTZ_LOCKS' doesn't exist
    at org.quartz.impl.jdbcjobstore.StdRowLockSemaphore.executeSQL(StdRowLockSemaphore.java:157)
    at org.quartz.impl.jdbcjobstore.DBSemaphore.obtainLock(DBSemaphore.java:113)
    at org.quartz.impl.jdbcjobstore.JobStoreSupport.executeInNonManagedTXLock(JobStoreSupport.java:3842)
    at org.quartz.impl.jdbcjobstore.JobStoreSupport.recoverJobs(JobStoreSupport.java:839)
    at org.quartz.impl.jdbcjobstore.JobStoreSupport.schedulerStarted(JobStoreSupport.java:695)
     ... 19 common frames omitted
Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Table 'wy-jeecg-boot.QRTZ_LOCKS' doesn't exist
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.Util.getInstance(Util.java:408)
    at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:944)
    at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3978)
    at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3914)
    at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2530)
    at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2683)
    at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2495)
    at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1903)
    at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:2011)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3188)
    at com.alibaba.druid.filter.FilterEventAdapter.preparedStatement_executeQuery(FilterEventAdapter.java:465)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3185)
    at com.alibaba.druid.wall.WallFilter.preparedStatement_executeQuery(WallFilter.java:640)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3185)
    at com.alibaba.druid.filter.FilterEventAdapter.preparedStatement_executeQuery(FilterEventAdapter.java:465)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3185)
    at com.alibaba.druid.proxy.jdbc.PreparedStatementProxyImpl.executeQuery(PreparedStatementProxyImpl.java:181)
    at com.alibaba.druid.pool.DruidPooledPreparedStatement.executeQuery(DruidPooledPreparedStatement.java:228)
    at org.quartz.impl.jdbcjobstore.StdRowLockSemaphore.executeSQL(StdRowLockSemaphore.java:96)
     ... 23 common frames omitted
Logback Log Messages

Log session start time Wed Jun 19 17:43:26 CST 2019

Level Date Message MethodOfCaller FileOfCaller LineOfCaller
INFO 2019-06-19 17:33:28,690 Starting JeecgApplication on DESKTOP-8J2A4Q5 with PID 8300 (D:\project\ufo\jeecg-boot\jeecg-boot-module-system\target\classes started by wangYan in D:\project\ufo\jeecg-boot) logStarting StartupInfoLogger.java 50
INFO 2019-06-19 17:33:28,742 The following profiles are active: dev logStartupProfileInfo SpringApplication.java 679
INFO 2019-06-19 17:33:32,729 Multiple Spring Data modules found, entering strict repository configuration mode! multipleStoresDetected RepositoryConfigurationDelegate.java 244
INFO 2019-06-19 17:33:32,733 Bootstrapping Spring Data repositories in DEFAULT mode. registerRepositoriesIn RepositoryConfigurationDelegate.java 126
INFO 2019-06-19 17:33:32,856 Finished Spring Data repository scanning in 97ms. Found 0 repository interfaces. registerRepositoriesIn RepositoryConfigurationDelegate.java 182
INFO 2019-06-19 17:33:33,353 Bean 'shiroConfig' of type [org.jeecg.config.ShiroConfig$$EnhancerBySpringCGLIB$$da19db86] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:33:33,492 Bean 'shiroRealm' of type [org.jeecg.modules.shiro.authc.ShiroRealm] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:33:34,697 Bean 'securityManager' of type [org.apache.shiro.web.mgt.DefaultWebSecurityManager] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:33:34,748 Bean 'authorizationAttributeSourceAdvisor' of type [org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:33:35,012 Bean 'org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration' of type [org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration$$EnhancerBySpringCGLIB$$ba1471f0] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:33:35,263 Bean 'spring.datasource.dynamic-com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:33:35,273 Bean 'com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration$$EnhancerBySpringCGLIB$$23a2e2c1] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:33:35,292 Bean 'dsProcessor' of type [com.baomidou.dynamic.datasource.processor.DsHeaderProcessor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:33:35,302 Bean 'dynamicDatasourceAnnotationAdvisor' of type [com.baomidou.dynamic.datasource.aop.DynamicDataSourceAnnotationAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:33:35,336 Bean 'spring.redis-org.springframework.boot.autoconfigure.data.redis.RedisProperties' of type [org.springframework.boot.autoconfigure.data.redis.RedisProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:33:35,354 Bean 'org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration' of type [org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration$$EnhancerBySpringCGLIB$$cf2e303a] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:33:35,541 Bean 'lettuceClientResources' of type [io.lettuce.core.resource.DefaultClientResources] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:33:35,683 Bean 'redisConnectionFactory' of type [org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:33:35,716 Bean 'redisConfig' of type [org.jeecg.config.RedisConfig$$EnhancerBySpringCGLIB$$24e862d0] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:33:35,784 Bean 'org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration' of type [org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration$$EnhancerBySpringCGLIB$$cd2d4fa0] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:33:35,797 Bean 'eventBus' of type [org.apache.shiro.event.support.DefaultEventBus] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:33:36,502 Tomcat initialized with port(s): 8080 (http) initialize TomcatWebServer.java 90
INFO 2019-06-19 17:33:36,526 Initializing ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-19 17:33:36,544 Starting service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-19 17:33:36,545 Starting Servlet engine: [Apache Tomcat/9.0.16] log DirectJDKLog.java 173
INFO 2019-06-19 17:33:36,554 The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: [D:\software\Java\jdk1.8.0_211\bin;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\ProgramData\DockerDesktop\version-bin;C:\Program Files\Docker\Docker\Resources\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\WINDOWS\System32\OpenSSH\;C:\Users\wangYan\AppData\Local\Microsoft\WindowsApps;;.] log DirectJDKLog.java 173
INFO 2019-06-19 17:33:38,331 Initializing Spring embedded WebApplicationContext log DirectJDKLog.java 173
INFO 2019-06-19 17:33:38,332 Root WebApplicationContext: initialization completed in 9527 ms prepareWebApplicationContext ServletWebServerApplicationContext.java 296
INFO 2019-06-19 17:33:38,974 动态数据源-检测到druid存在,如配置中未指定type,druid会默认配置 <init> DynamicDataSourceCreator.java 109
INFO 2019-06-19 17:33:39,435 {dataSource-1,master} inited init DruidDataSource.java 930
INFO 2019-06-19 17:33:39,436 初始共加载 1 个数据源 afterPropertiesSet DynamicRoutingDataSource.java 189
INFO 2019-06-19 17:33:39,437 动态数据源-加载 master 成功 addDataSource DynamicRoutingDataSource.java 135
INFO 2019-06-19 17:33:39,438 当前的默认数据源是单数据源,数据源名为 master afterPropertiesSet DynamicRoutingDataSource.java 198
INFO 2019-06-19 17:33:43,488 Using default implementation for ThreadExecutor instantiate StdSchedulerFactory.java 1208
INFO 2019-06-19 17:33:43,503 Initialized Scheduler Signaller of type: class org.quartz.core.SchedulerSignalerImpl <init> SchedulerSignalerImpl.java 61
INFO 2019-06-19 17:33:43,504 Quartz Scheduler v.2.3.0 created. <init> QuartzScheduler.java 229
INFO 2019-06-19 17:33:43,509 Using db table-based data access locking (synchronization). initialize JobStoreSupport.java 672
INFO 2019-06-19 17:33:43,512 JobStoreCMT initialized. initialize JobStoreCMT.java 145
INFO 2019-06-19 17:33:43,514 Scheduler meta-data: Quartz Scheduler (v2.3.0) 'quartzScheduler' with instanceId 'NON_CLUSTERED' Scheduler class: 'org.quartz.core.QuartzScheduler' - running locally. NOT STARTED. Currently in standby mode. Number of jobs executed: 0 Using thread pool 'org.quartz.simpl.SimpleThreadPool' - with 10 threads. Using job-store 'org.springframework.scheduling.quartz.LocalDataSourceJobStore' - which supports persistence. and is not clustered. initialize QuartzScheduler.java 294
INFO 2019-06-19 17:33:43,514 Quartz scheduler 'quartzScheduler' initialized from an externally provided properties instance. instantiate StdSchedulerFactory.java 1362
INFO 2019-06-19 17:33:43,515 Quartz scheduler version: 2.3.0 instantiate StdSchedulerFactory.java 1366
INFO 2019-06-19 17:33:43,515 JobFactory set to: org.springframework.scheduling.quartz.SpringBeanJobFactory@669c2b07 setJobFactory QuartzScheduler.java 2287
INFO 2019-06-19 17:33:46,822 Exposing 2 endpoint(s) beneath base path '/actuator' <init> EndpointLinksResolver.java 59
INFO 2019-06-19 17:33:47,174 Mapped URL path [/v2/api-docs] onto method [public org.springframework.http.ResponseEntity<springfox.documentation.spring.web.json.Json> springfox.documentation.swagger2.web.Swagger2Controller.getDocumentation(java.lang.String,javax.servlet.http.HttpServletRequest)] initHandlerMethods PropertySourcedRequestMappingHandlerMapping.java 69
INFO 2019-06-19 17:33:47,754 Initializing ExecutorService 'applicationTaskExecutor' initialize ExecutorConfigurationSupport.java 171
INFO 2019-06-19 17:33:49,660 Context refreshed start DocumentationPluginsBootstrapper.java 160
INFO 2019-06-19 17:33:49,695 Found 1 custom documentation plugin(s) start DocumentationPluginsBootstrapper.java 163
INFO 2019-06-19 17:33:49,761 Scanning for api listing references scan ApiListingReferenceScanner.java 41
INFO 2019-06-19 17:33:50,158 Starting Quartz Scheduler now startScheduler SchedulerFactoryBean.java 726
ERROR 2019-06-19 17:33:50,365 {conn-10005, pstmt-20000} execute error. SELECT * FROM QRTZ_LOCKS WHERE SCHED_NAME = 'quartzScheduler' AND LOCK_NAME = ? FOR UPDATE statementLogError Slf4jLogFilter.java 149
com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Table 'wy-jeecg-boot.QRTZ_LOCKS' doesn't exist
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.Util.getInstance(Util.java:408)
    at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:944)
    at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3978)
    at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3914)
    at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2530)
    at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2683)
    at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2495)
    at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1903)
    at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:2011)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3188)
    at com.alibaba.druid.filter.FilterEventAdapter.preparedStatement_executeQuery(FilterEventAdapter.java:465)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3185)
    at com.alibaba.druid.wall.WallFilter.preparedStatement_executeQuery(WallFilter.java:640)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3185)
    at com.alibaba.druid.filter.FilterEventAdapter.preparedStatement_executeQuery(FilterEventAdapter.java:465)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3185)
    at com.alibaba.druid.proxy.jdbc.PreparedStatementProxyImpl.executeQuery(PreparedStatementProxyImpl.java:181)
    at com.alibaba.druid.pool.DruidPooledPreparedStatement.executeQuery(DruidPooledPreparedStatement.java:228)
    at org.quartz.impl.jdbcjobstore.StdRowLockSemaphore.executeSQL(StdRowLockSemaphore.java:96)
    at org.quartz.impl.jdbcjobstore.DBSemaphore.obtainLock(DBSemaphore.java:113)
    at org.quartz.impl.jdbcjobstore.JobStoreSupport.executeInNonManagedTXLock(JobStoreSupport.java:3842)
    at org.quartz.impl.jdbcjobstore.JobStoreSupport.recoverJobs(JobStoreSupport.java:839)
    at org.quartz.impl.jdbcjobstore.JobStoreSupport.schedulerStarted(JobStoreSupport.java:695)
    at org.quartz.core.QuartzScheduler.start(QuartzScheduler.java:539)
    at org.quartz.impl.StdScheduler.start(StdScheduler.java:142)
    at org.springframework.scheduling.quartz.SchedulerFactoryBean.startScheduler(SchedulerFactoryBean.java:727)
    at org.springframework.scheduling.quartz.SchedulerFactoryBean.start(SchedulerFactoryBean.java:799)
    at org.springframework.context.support.DefaultLifecycleProcessor.doStart(DefaultLifecycleProcessor.java:182)
    at org.springframework.context.support.DefaultLifecycleProcessor.access$200(DefaultLifecycleProcessor.java:53)
    at org.springframework.context.support.DefaultLifecycleProcessor$LifecycleGroup.start(DefaultLifecycleProcessor.java:360)
    at org.springframework.context.support.DefaultLifecycleProcessor.startBeans(DefaultLifecycleProcessor.java:158)
    at org.springframework.context.support.DefaultLifecycleProcessor.onRefresh(DefaultLifecycleProcessor.java:122)
    at org.springframework.context.support.AbstractApplicationContext.finishRefresh(AbstractApplicationContext.java:893)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.finishRefresh(ServletWebServerApplicationContext.java:163)
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:552)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248)
    at org.jeecg.JeecgApplication.main(JeecgApplication.java:23)
ERROR 2019-06-19 17:33:51,372 {conn-10005, pstmt-20001} execute error. SELECT * FROM QRTZ_LOCKS WHERE SCHED_NAME = 'quartzScheduler' AND LOCK_NAME = ? FOR UPDATE statementLogError Slf4jLogFilter.java 149
com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Table 'wy-jeecg-boot.QRTZ_LOCKS' doesn't exist
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.Util.getInstance(Util.java:408)
    at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:944)
    at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3978)
    at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3914)
    at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2530)
    at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2683)
    at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2495)
    at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1903)
    at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:2011)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3188)
    at com.alibaba.druid.filter.FilterEventAdapter.preparedStatement_executeQuery(FilterEventAdapter.java:465)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3185)
    at com.alibaba.druid.wall.WallFilter.preparedStatement_executeQuery(WallFilter.java:640)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3185)
    at com.alibaba.druid.filter.FilterEventAdapter.preparedStatement_executeQuery(FilterEventAdapter.java:465)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3185)
    at com.alibaba.druid.proxy.jdbc.PreparedStatementProxyImpl.executeQuery(PreparedStatementProxyImpl.java:181)
    at com.alibaba.druid.pool.DruidPooledPreparedStatement.executeQuery(DruidPooledPreparedStatement.java:228)
    at org.quartz.impl.jdbcjobstore.StdRowLockSemaphore.executeSQL(StdRowLockSemaphore.java:96)
    at org.quartz.impl.jdbcjobstore.DBSemaphore.obtainLock(DBSemaphore.java:113)
    at org.quartz.impl.jdbcjobstore.JobStoreSupport.executeInNonManagedTXLock(JobStoreSupport.java:3842)
    at org.quartz.impl.jdbcjobstore.JobStoreSupport.recoverJobs(JobStoreSupport.java:839)
    at org.quartz.impl.jdbcjobstore.JobStoreSupport.schedulerStarted(JobStoreSupport.java:695)
    at org.quartz.core.QuartzScheduler.start(QuartzScheduler.java:539)
    at org.quartz.impl.StdScheduler.start(StdScheduler.java:142)
    at org.springframework.scheduling.quartz.SchedulerFactoryBean.startScheduler(SchedulerFactoryBean.java:727)
    at org.springframework.scheduling.quartz.SchedulerFactoryBean.start(SchedulerFactoryBean.java:799)
    at org.springframework.context.support.DefaultLifecycleProcessor.doStart(DefaultLifecycleProcessor.java:182)
    at org.springframework.context.support.DefaultLifecycleProcessor.access$200(DefaultLifecycleProcessor.java:53)
    at org.springframework.context.support.DefaultLifecycleProcessor$LifecycleGroup.start(DefaultLifecycleProcessor.java:360)
    at org.springframework.context.support.DefaultLifecycleProcessor.startBeans(DefaultLifecycleProcessor.java:158)
    at org.springframework.context.support.DefaultLifecycleProcessor.onRefresh(DefaultLifecycleProcessor.java:122)
    at org.springframework.context.support.AbstractApplicationContext.finishRefresh(AbstractApplicationContext.java:893)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.finishRefresh(ServletWebServerApplicationContext.java:163)
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:552)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248)
    at org.jeecg.JeecgApplication.main(JeecgApplication.java:23)
ERROR 2019-06-19 17:33:52,377 {conn-10005, pstmt-20002} execute error. SELECT * FROM QRTZ_LOCKS WHERE SCHED_NAME = 'quartzScheduler' AND LOCK_NAME = ? FOR UPDATE statementLogError Slf4jLogFilter.java 149
com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Table 'wy-jeecg-boot.QRTZ_LOCKS' doesn't exist
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.Util.getInstance(Util.java:408)
    at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:944)
    at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3978)
    at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3914)
    at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2530)
    at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2683)
    at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2495)
    at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1903)
    at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:2011)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3188)
    at com.alibaba.druid.filter.FilterEventAdapter.preparedStatement_executeQuery(FilterEventAdapter.java:465)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3185)
    at com.alibaba.druid.wall.WallFilter.preparedStatement_executeQuery(WallFilter.java:640)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3185)
    at com.alibaba.druid.filter.FilterEventAdapter.preparedStatement_executeQuery(FilterEventAdapter.java:465)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3185)
    at com.alibaba.druid.proxy.jdbc.PreparedStatementProxyImpl.executeQuery(PreparedStatementProxyImpl.java:181)
    at com.alibaba.druid.pool.DruidPooledPreparedStatement.executeQuery(DruidPooledPreparedStatement.java:228)
    at org.quartz.impl.jdbcjobstore.StdRowLockSemaphore.executeSQL(StdRowLockSemaphore.java:96)
    at org.quartz.impl.jdbcjobstore.DBSemaphore.obtainLock(DBSemaphore.java:113)
    at org.quartz.impl.jdbcjobstore.JobStoreSupport.executeInNonManagedTXLock(JobStoreSupport.java:3842)
    at org.quartz.impl.jdbcjobstore.JobStoreSupport.recoverJobs(JobStoreSupport.java:839)
    at org.quartz.impl.jdbcjobstore.JobStoreSupport.schedulerStarted(JobStoreSupport.java:695)
    at org.quartz.core.QuartzScheduler.start(QuartzScheduler.java:539)
    at org.quartz.impl.StdScheduler.start(StdScheduler.java:142)
    at org.springframework.scheduling.quartz.SchedulerFactoryBean.startScheduler(SchedulerFactoryBean.java:727)
    at org.springframework.scheduling.quartz.SchedulerFactoryBean.start(SchedulerFactoryBean.java:799)
    at org.springframework.context.support.DefaultLifecycleProcessor.doStart(DefaultLifecycleProcessor.java:182)
    at org.springframework.context.support.DefaultLifecycleProcessor.access$200(DefaultLifecycleProcessor.java:53)
    at org.springframework.context.support.DefaultLifecycleProcessor$LifecycleGroup.start(DefaultLifecycleProcessor.java:360)
    at org.springframework.context.support.DefaultLifecycleProcessor.startBeans(DefaultLifecycleProcessor.java:158)
    at org.springframework.context.support.DefaultLifecycleProcessor.onRefresh(DefaultLifecycleProcessor.java:122)
    at org.springframework.context.support.AbstractApplicationContext.finishRefresh(AbstractApplicationContext.java:893)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.finishRefresh(ServletWebServerApplicationContext.java:163)
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:552)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248)
    at org.jeecg.JeecgApplication.main(JeecgApplication.java:23)
WARN 2019-06-19 17:33:52,385 Exception encountered during context initialization - cancelling refresh attempt: org.springframework.context.ApplicationContextException: Failed to start bean 'quartzScheduler'; nested exception is org.springframework.scheduling.SchedulingException: Could not start Quartz Scheduler; nested exception is org.quartz.SchedulerConfigException: Failure occured during job recovery. [See nested exception: org.quartz.impl.jdbcjobstore.LockException: Failure obtaining db row lock: Table 'wy-jeecg-boot.QRTZ_LOCKS' doesn't exist [See nested exception: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Table 'wy-jeecg-boot.QRTZ_LOCKS' doesn't exist]] refresh AbstractApplicationContext.java 557
INFO 2019-06-19 17:33:52,389 Shutting down ExecutorService 'applicationTaskExecutor' shutdown ExecutorConfigurationSupport.java 208
INFO 2019-06-19 17:33:52,395 Shutting down Quartz Scheduler destroy SchedulerFactoryBean.java 844
INFO 2019-06-19 17:33:52,395 Scheduler quartzScheduler_$_NON_CLUSTERED shutting down. shutdown QuartzScheduler.java 666
INFO 2019-06-19 17:33:52,395 Scheduler quartzScheduler_$_NON_CLUSTERED paused. standby QuartzScheduler.java 585
INFO 2019-06-19 17:33:52,396 Scheduler quartzScheduler_$_NON_CLUSTERED shutdown complete. shutdown QuartzScheduler.java 740
INFO 2019-06-19 17:33:52,403 closing dynamicDatasource ing.... destroy DynamicRoutingDataSource.java 175
INFO 2019-06-19 17:33:52,409 {dataSource-1} closed close DruidDataSource.java 1825
INFO 2019-06-19 17:33:52,439 Stopping service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-19 17:33:52,466 Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled. logMessage ConditionEvaluationReportLoggingListener.java 142
ERROR 2019-06-19 17:33:52,479 Application run failed reportFailure SpringApplication.java 858
org.springframework.context.ApplicationContextException: Failed to start bean 'quartzScheduler'; nested exception is org.springframework.scheduling.SchedulingException: Could not start Quartz Scheduler; nested exception is org.quartz.SchedulerConfigException: Failure occured during job recovery. [See nested exception: org.quartz.impl.jdbcjobstore.LockException: Failure obtaining db row lock: Table 'wy-jeecg-boot.QRTZ_LOCKS' doesn't exist [See nested exception: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Table 'wy-jeecg-boot.QRTZ_LOCKS' doesn't exist]]
    at org.springframework.context.support.DefaultLifecycleProcessor.doStart(DefaultLifecycleProcessor.java:185)
    at org.springframework.context.support.DefaultLifecycleProcessor.access$200(DefaultLifecycleProcessor.java:53)
    at org.springframework.context.support.DefaultLifecycleProcessor$LifecycleGroup.start(DefaultLifecycleProcessor.java:360)
    at org.springframework.context.support.DefaultLifecycleProcessor.startBeans(DefaultLifecycleProcessor.java:158)
    at org.springframework.context.support.DefaultLifecycleProcessor.onRefresh(DefaultLifecycleProcessor.java:122)
    at org.springframework.context.support.AbstractApplicationContext.finishRefresh(AbstractApplicationContext.java:893)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.finishRefresh(ServletWebServerApplicationContext.java:163)
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:552)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248)
    at org.jeecg.JeecgApplication.main(JeecgApplication.java:23)
Caused by: org.springframework.scheduling.SchedulingException: Could not start Quartz Scheduler; nested exception is org.quartz.SchedulerConfigException: Failure occured during job recovery. [See nested exception: org.quartz.impl.jdbcjobstore.LockException: Failure obtaining db row lock: Table 'wy-jeecg-boot.QRTZ_LOCKS' doesn't exist [See nested exception: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Table 'wy-jeecg-boot.QRTZ_LOCKS' doesn't exist]]
    at org.springframework.scheduling.quartz.SchedulerFactoryBean.start(SchedulerFactoryBean.java:802)
    at org.springframework.context.support.DefaultLifecycleProcessor.doStart(DefaultLifecycleProcessor.java:182)
     ... 14 common frames omitted
Caused by: org.quartz.SchedulerConfigException: Failure occured during job recovery.
    at org.quartz.impl.jdbcjobstore.JobStoreSupport.schedulerStarted(JobStoreSupport.java:697)
    at org.quartz.core.QuartzScheduler.start(QuartzScheduler.java:539)
    at org.quartz.impl.StdScheduler.start(StdScheduler.java:142)
    at org.springframework.scheduling.quartz.SchedulerFactoryBean.startScheduler(SchedulerFactoryBean.java:727)
    at org.springframework.scheduling.quartz.SchedulerFactoryBean.start(SchedulerFactoryBean.java:799)
     ... 15 common frames omitted
Caused by: org.quartz.impl.jdbcjobstore.LockException: Failure obtaining db row lock: Table 'wy-jeecg-boot.QRTZ_LOCKS' doesn't exist
    at org.quartz.impl.jdbcjobstore.StdRowLockSemaphore.executeSQL(StdRowLockSemaphore.java:157)
    at org.quartz.impl.jdbcjobstore.DBSemaphore.obtainLock(DBSemaphore.java:113)
    at org.quartz.impl.jdbcjobstore.JobStoreSupport.executeInNonManagedTXLock(JobStoreSupport.java:3842)
    at org.quartz.impl.jdbcjobstore.JobStoreSupport.recoverJobs(JobStoreSupport.java:839)
    at org.quartz.impl.jdbcjobstore.JobStoreSupport.schedulerStarted(JobStoreSupport.java:695)
     ... 19 common frames omitted
Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Table 'wy-jeecg-boot.QRTZ_LOCKS' doesn't exist
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.Util.getInstance(Util.java:408)
    at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:944)
    at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3978)
    at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3914)
    at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2530)
    at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2683)
    at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2495)
    at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1903)
    at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:2011)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3188)
    at com.alibaba.druid.filter.FilterEventAdapter.preparedStatement_executeQuery(FilterEventAdapter.java:465)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3185)
    at com.alibaba.druid.wall.WallFilter.preparedStatement_executeQuery(WallFilter.java:640)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3185)
    at com.alibaba.druid.filter.FilterEventAdapter.preparedStatement_executeQuery(FilterEventAdapter.java:465)
    at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_executeQuery(FilterChainImpl.java:3185)
    at com.alibaba.druid.proxy.jdbc.PreparedStatementProxyImpl.executeQuery(PreparedStatementProxyImpl.java:181)
    at com.alibaba.druid.pool.DruidPooledPreparedStatement.executeQuery(DruidPooledPreparedStatement.java:228)
    at org.quartz.impl.jdbcjobstore.StdRowLockSemaphore.executeSQL(StdRowLockSemaphore.java:96)
     ... 23 common frames omitted
Logback Log Messages

Log session start time Wed Jun 19 17:50:00 CST 2019

Level Date Message MethodOfCaller FileOfCaller LineOfCaller
INFO 2019-06-19 17:43:26,307 Starting JeecgApplication on DESKTOP-8J2A4Q5 with PID 4052 (D:\project\ufo\jeecg-boot\jeecg-boot-module-system\target\classes started by wangYan in D:\project\ufo\jeecg-boot) logStarting StartupInfoLogger.java 50
INFO 2019-06-19 17:43:26,373 The following profiles are active: dev logStartupProfileInfo SpringApplication.java 679
INFO 2019-06-19 17:43:28,470 Multiple Spring Data modules found, entering strict repository configuration mode! multipleStoresDetected RepositoryConfigurationDelegate.java 244
INFO 2019-06-19 17:43:28,474 Bootstrapping Spring Data repositories in DEFAULT mode. registerRepositoriesIn RepositoryConfigurationDelegate.java 126
INFO 2019-06-19 17:43:28,592 Finished Spring Data repository scanning in 97ms. Found 0 repository interfaces. registerRepositoriesIn RepositoryConfigurationDelegate.java 182
INFO 2019-06-19 17:43:29,057 Bean 'shiroConfig' of type [org.jeecg.config.ShiroConfig$$EnhancerBySpringCGLIB$$5da04e0d] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:43:29,196 Bean 'shiroRealm' of type [org.jeecg.modules.shiro.authc.ShiroRealm] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:43:29,825 Bean 'securityManager' of type [org.apache.shiro.web.mgt.DefaultWebSecurityManager] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:43:29,875 Bean 'authorizationAttributeSourceAdvisor' of type [org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:43:30,118 Bean 'org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration' of type [org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration$$EnhancerBySpringCGLIB$$3d9ae477] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:43:30,356 Bean 'spring.datasource.dynamic-com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:43:30,366 Bean 'com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration$$EnhancerBySpringCGLIB$$a7295548] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:43:30,385 Bean 'dsProcessor' of type [com.baomidou.dynamic.datasource.processor.DsHeaderProcessor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:43:30,395 Bean 'dynamicDatasourceAnnotationAdvisor' of type [com.baomidou.dynamic.datasource.aop.DynamicDataSourceAnnotationAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:43:30,428 Bean 'spring.redis-org.springframework.boot.autoconfigure.data.redis.RedisProperties' of type [org.springframework.boot.autoconfigure.data.redis.RedisProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:43:30,444 Bean 'org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration' of type [org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration$$EnhancerBySpringCGLIB$$52b4a2c1] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:43:30,603 Bean 'lettuceClientResources' of type [io.lettuce.core.resource.DefaultClientResources] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:43:30,723 Bean 'redisConnectionFactory' of type [org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:43:30,754 Bean 'redisConfig' of type [org.jeecg.config.RedisConfig$$EnhancerBySpringCGLIB$$a86ed557] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:43:30,816 Bean 'org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration' of type [org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration$$EnhancerBySpringCGLIB$$50b3c227] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:43:30,828 Bean 'eventBus' of type [org.apache.shiro.event.support.DefaultEventBus] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:43:31,474 Tomcat initialized with port(s): 8080 (http) initialize TomcatWebServer.java 90
INFO 2019-06-19 17:43:31,498 Initializing ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-19 17:43:31,516 Starting service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-19 17:43:31,516 Starting Servlet engine: [Apache Tomcat/9.0.16] log DirectJDKLog.java 173
INFO 2019-06-19 17:43:31,525 The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: [D:\software\Java\jdk1.8.0_211\bin;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\ProgramData\DockerDesktop\version-bin;C:\Program Files\Docker\Docker\Resources\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\WINDOWS\System32\OpenSSH\;C:\Users\wangYan\AppData\Local\Microsoft\WindowsApps;;.] log DirectJDKLog.java 173
INFO 2019-06-19 17:43:31,716 Initializing Spring embedded WebApplicationContext log DirectJDKLog.java 173
INFO 2019-06-19 17:43:31,717 Root WebApplicationContext: initialization completed in 5255 ms prepareWebApplicationContext ServletWebServerApplicationContext.java 296
INFO 2019-06-19 17:43:32,383 动态数据源-检测到druid存在,如配置中未指定type,druid会默认配置 <init> DynamicDataSourceCreator.java 109
INFO 2019-06-19 17:43:32,808 {dataSource-1,master} inited init DruidDataSource.java 930
INFO 2019-06-19 17:43:32,809 初始共加载 1 个数据源 afterPropertiesSet DynamicRoutingDataSource.java 189
INFO 2019-06-19 17:43:32,810 动态数据源-加载 master 成功 addDataSource DynamicRoutingDataSource.java 135
INFO 2019-06-19 17:43:32,811 当前的默认数据源是单数据源,数据源名为 master afterPropertiesSet DynamicRoutingDataSource.java 198
INFO 2019-06-19 17:43:36,596 Using default implementation for ThreadExecutor instantiate StdSchedulerFactory.java 1208
INFO 2019-06-19 17:43:36,611 Initialized Scheduler Signaller of type: class org.quartz.core.SchedulerSignalerImpl <init> SchedulerSignalerImpl.java 61
INFO 2019-06-19 17:43:36,612 Quartz Scheduler v.2.3.0 created. <init> QuartzScheduler.java 229
INFO 2019-06-19 17:43:36,618 Using db table-based data access locking (synchronization). initialize JobStoreSupport.java 672
INFO 2019-06-19 17:43:36,621 JobStoreCMT initialized. initialize JobStoreCMT.java 145
INFO 2019-06-19 17:43:36,622 Scheduler meta-data: Quartz Scheduler (v2.3.0) 'quartzScheduler' with instanceId 'NON_CLUSTERED' Scheduler class: 'org.quartz.core.QuartzScheduler' - running locally. NOT STARTED. Currently in standby mode. Number of jobs executed: 0 Using thread pool 'org.quartz.simpl.SimpleThreadPool' - with 10 threads. Using job-store 'org.springframework.scheduling.quartz.LocalDataSourceJobStore' - which supports persistence. and is not clustered. initialize QuartzScheduler.java 294
INFO 2019-06-19 17:43:36,623 Quartz scheduler 'quartzScheduler' initialized from an externally provided properties instance. instantiate StdSchedulerFactory.java 1362
INFO 2019-06-19 17:43:36,623 Quartz scheduler version: 2.3.0 instantiate StdSchedulerFactory.java 1366
INFO 2019-06-19 17:43:36,624 JobFactory set to: org.springframework.scheduling.quartz.SpringBeanJobFactory@2b2b7e3c setJobFactory QuartzScheduler.java 2287
INFO 2019-06-19 17:43:39,878 Exposing 2 endpoint(s) beneath base path '/actuator' <init> EndpointLinksResolver.java 59
INFO 2019-06-19 17:43:40,241 Mapped URL path [/v2/api-docs] onto method [public org.springframework.http.ResponseEntity<springfox.documentation.spring.web.json.Json> springfox.documentation.swagger2.web.Swagger2Controller.getDocumentation(java.lang.String,javax.servlet.http.HttpServletRequest)] initHandlerMethods PropertySourcedRequestMappingHandlerMapping.java 69
INFO 2019-06-19 17:43:40,811 Initializing ExecutorService 'applicationTaskExecutor' initialize ExecutorConfigurationSupport.java 171
INFO 2019-06-19 17:43:42,679 Context refreshed start DocumentationPluginsBootstrapper.java 160
INFO 2019-06-19 17:43:42,709 Found 1 custom documentation plugin(s) start DocumentationPluginsBootstrapper.java 163
INFO 2019-06-19 17:43:42,771 Scanning for api listing references scan ApiListingReferenceScanner.java 41
INFO 2019-06-19 17:43:43,123 Starting Quartz Scheduler now startScheduler SchedulerFactoryBean.java 726
INFO 2019-06-19 17:43:43,341 Freed 0 triggers from 'acquired' / 'blocked' state. recoverJobs JobStoreSupport.java 866
INFO 2019-06-19 17:43:43,363 Recovering 0 jobs that were in-progress at the time of the last shut-down. recoverJobs JobStoreSupport.java 876
INFO 2019-06-19 17:43:43,363 Recovery complete. recoverJobs JobStoreSupport.java 889
INFO 2019-06-19 17:43:43,367 Removed 0 'complete' triggers. recoverJobs JobStoreSupport.java 896
INFO 2019-06-19 17:43:43,371 Removed 0 stale fired job entries. recoverJobs JobStoreSupport.java 901
INFO 2019-06-19 17:43:43,374 Scheduler quartzScheduler_$_NON_CLUSTERED started. start QuartzScheduler.java 547
INFO 2019-06-19 17:43:43,402 Starting ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-19 17:43:43,439 Tomcat started on port(s): 8080 (http) with context path '/jeecg-boot' start TomcatWebServer.java 204
INFO 2019-06-19 17:43:43,443 Started JeecgApplication in 18.038 seconds (JVM running for 19.594) logStarted StartupInfoLogger.java 59
INFO 2019-06-19 17:43:43,463 ---------------------------------------------------------- Application Jeecg-Boot is running! Access URLs: Local: http://localhost:8080/jeecg-boot/ External: http://169.254.129.98:8080/jeecg-boot/ swagger-ui: http://169.254.129.98:8080/jeecg-boot/swagger-ui.html Doc: http://169.254.129.98:8080/jeecg-boot/doc.html ---------------------------------------------------------- main JeecgApplication.java 28
INFO 2019-06-19 17:43:43,626 Initializing Spring DispatcherServlet 'dispatcherServlet' log DirectJDKLog.java 173
INFO 2019-06-19 17:43:43,626 Initializing Servlet 'dispatcherServlet' initServletBean FrameworkServlet.java 524
INFO 2019-06-19 17:43:43,655 Completed initialization in 28 ms initServletBean FrameworkServlet.java 546
WARN 2019-06-19 17:43:54,225 Mail health check failed health AbstractHealthIndicator.java 89
javax.mail.AuthenticationFailedException: 535 Error: authentication failed
    at com.sun.mail.smtp.SMTPTransport$Authenticator.authenticate(SMTPTransport.java:965)
    at com.sun.mail.smtp.SMTPTransport.authenticate(SMTPTransport.java:876)
    at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:780)
    at javax.mail.Service.connect(Service.java:366)
    at org.springframework.mail.javamail.JavaMailSenderImpl.connectTransport(JavaMailSenderImpl.java:517)
    at org.springframework.mail.javamail.JavaMailSenderImpl.testConnection(JavaMailSenderImpl.java:397)
    at org.springframework.boot.actuate.mail.MailHealthIndicator.doHealthCheck(MailHealthIndicator.java:43)
    at org.springframework.boot.actuate.health.AbstractHealthIndicator.health(AbstractHealthIndicator.java:84)
    at org.springframework.boot.actuate.health.CompositeHealthIndicator.health(CompositeHealthIndicator.java:98)
    at org.springframework.boot.actuate.health.HealthEndpoint.health(HealthEndpoint.java:50)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.springframework.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:246)
    at org.springframework.boot.actuate.endpoint.invoke.reflect.ReflectiveOperationInvoker.invoke(ReflectiveOperationInvoker.java:76)
    at org.springframework.boot.actuate.endpoint.annotation.AbstractDiscoveredOperation.invoke(AbstractDiscoveredOperation.java:61)
    at org.springframework.boot.actuate.endpoint.jmx.EndpointMBean.invoke(EndpointMBean.java:126)
    at org.springframework.boot.actuate.endpoint.jmx.EndpointMBean.invoke(EndpointMBean.java:99)
    at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:819)
    at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:801)
    at javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1468)
    at javax.management.remote.rmi.RMIConnectionImpl.access$300(RMIConnectionImpl.java:76)
    at javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1309)
    at javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1401)
    at javax.management.remote.rmi.RMIConnectionImpl.invoke(RMIConnectionImpl.java:829)
    at sun.reflect.GeneratedMethodAccessor166.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:357)
    at sun.rmi.transport.Transport$1.run(Transport.java:200)
    at sun.rmi.transport.Transport$1.run(Transport.java:197)
    at java.security.AccessController.doPrivileged(Native Method)
    at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
    at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:573)
    at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:834)
    at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:688)
    at java.security.AccessController.doPrivileged(Native Method)
    at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:687)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
    at java.lang.Thread.run(Thread.java:748)
INFO 2019-06-19 17:43:54,404 Starting without optional epoll library <clinit> EpollProvider.java 68
INFO 2019-06-19 17:43:54,407 Starting without optional kqueue library <clinit> KqueueProvider.java 70
Logback Log Messages

Log session start time Wed Jun 19 17:51:32 CST 2019

Level Date Message MethodOfCaller FileOfCaller LineOfCaller
INFO 2019-06-19 17:50:00,579 Starting JeecgApplication on DESKTOP-8J2A4Q5 with PID 14824 (D:\project\ufo\jeecg-boot\jeecg-boot-module-system\target\classes started by wangYan in D:\project\ufo\jeecg-boot) logStarting StartupInfoLogger.java 50
INFO 2019-06-19 17:50:00,588 The following profiles are active: dev logStartupProfileInfo SpringApplication.java 679
INFO 2019-06-19 17:50:02,765 Multiple Spring Data modules found, entering strict repository configuration mode! multipleStoresDetected RepositoryConfigurationDelegate.java 244
INFO 2019-06-19 17:50:02,770 Bootstrapping Spring Data repositories in DEFAULT mode. registerRepositoriesIn RepositoryConfigurationDelegate.java 126
INFO 2019-06-19 17:50:02,888 Finished Spring Data repository scanning in 97ms. Found 0 repository interfaces. registerRepositoriesIn RepositoryConfigurationDelegate.java 182
INFO 2019-06-19 17:50:03,352 Bean 'shiroConfig' of type [org.jeecg.config.ShiroConfig$$EnhancerBySpringCGLIB$$70efd58b] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:50:03,490 Bean 'shiroRealm' of type [org.jeecg.modules.shiro.authc.ShiroRealm] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:50:04,110 Bean 'securityManager' of type [org.apache.shiro.web.mgt.DefaultWebSecurityManager] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:50:04,154 Bean 'authorizationAttributeSourceAdvisor' of type [org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:50:04,371 Bean 'org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration' of type [org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration$$EnhancerBySpringCGLIB$$50ea6bf5] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:50:04,610 Bean 'spring.datasource.dynamic-com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:50:04,620 Bean 'com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration$$EnhancerBySpringCGLIB$$ba78dcc6] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:50:04,641 Bean 'dsProcessor' of type [com.baomidou.dynamic.datasource.processor.DsHeaderProcessor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:50:04,651 Bean 'dynamicDatasourceAnnotationAdvisor' of type [com.baomidou.dynamic.datasource.aop.DynamicDataSourceAnnotationAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:50:04,685 Bean 'spring.redis-org.springframework.boot.autoconfigure.data.redis.RedisProperties' of type [org.springframework.boot.autoconfigure.data.redis.RedisProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:50:04,700 Bean 'org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration' of type [org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration$$EnhancerBySpringCGLIB$$66042a3f] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:50:04,891 Bean 'lettuceClientResources' of type [io.lettuce.core.resource.DefaultClientResources] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:50:05,023 Bean 'redisConnectionFactory' of type [org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:50:05,057 Bean 'redisConfig' of type [org.jeecg.config.RedisConfig$$EnhancerBySpringCGLIB$$bbbe5cd5] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:50:05,134 Bean 'org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration' of type [org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration$$EnhancerBySpringCGLIB$$640349a5] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:50:05,148 Bean 'eventBus' of type [org.apache.shiro.event.support.DefaultEventBus] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:50:05,788 Tomcat initialized with port(s): 8080 (http) initialize TomcatWebServer.java 90
INFO 2019-06-19 17:50:05,813 Initializing ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-19 17:50:05,831 Starting service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-19 17:50:05,832 Starting Servlet engine: [Apache Tomcat/9.0.16] log DirectJDKLog.java 173
INFO 2019-06-19 17:50:05,841 The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: [D:\software\Java\jdk1.8.0_211\bin;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\ProgramData\DockerDesktop\version-bin;C:\Program Files\Docker\Docker\Resources\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\WINDOWS\System32\OpenSSH\;C:\Users\wangYan\AppData\Local\Microsoft\WindowsApps;;.] log DirectJDKLog.java 173
INFO 2019-06-19 17:50:06,026 Initializing Spring embedded WebApplicationContext log DirectJDKLog.java 173
INFO 2019-06-19 17:50:06,027 Root WebApplicationContext: initialization completed in 5299 ms prepareWebApplicationContext ServletWebServerApplicationContext.java 296
INFO 2019-06-19 17:50:06,733 动态数据源-检测到druid存在,如配置中未指定type,druid会默认配置 <init> DynamicDataSourceCreator.java 109
INFO 2019-06-19 17:50:07,207 {dataSource-1,master} inited init DruidDataSource.java 930
INFO 2019-06-19 17:50:07,208 初始共加载 1 个数据源 afterPropertiesSet DynamicRoutingDataSource.java 189
INFO 2019-06-19 17:50:07,209 动态数据源-加载 master 成功 addDataSource DynamicRoutingDataSource.java 135
INFO 2019-06-19 17:50:07,210 当前的默认数据源是单数据源,数据源名为 master afterPropertiesSet DynamicRoutingDataSource.java 198
INFO 2019-06-19 17:50:11,225 Using default implementation for ThreadExecutor instantiate StdSchedulerFactory.java 1208
INFO 2019-06-19 17:50:11,241 Initialized Scheduler Signaller of type: class org.quartz.core.SchedulerSignalerImpl <init> SchedulerSignalerImpl.java 61
INFO 2019-06-19 17:50:11,241 Quartz Scheduler v.2.3.0 created. <init> QuartzScheduler.java 229
INFO 2019-06-19 17:50:11,247 Using db table-based data access locking (synchronization). initialize JobStoreSupport.java 672
INFO 2019-06-19 17:50:11,250 JobStoreCMT initialized. initialize JobStoreCMT.java 145
INFO 2019-06-19 17:50:11,252 Scheduler meta-data: Quartz Scheduler (v2.3.0) 'quartzScheduler' with instanceId 'NON_CLUSTERED' Scheduler class: 'org.quartz.core.QuartzScheduler' - running locally. NOT STARTED. Currently in standby mode. Number of jobs executed: 0 Using thread pool 'org.quartz.simpl.SimpleThreadPool' - with 10 threads. Using job-store 'org.springframework.scheduling.quartz.LocalDataSourceJobStore' - which supports persistence. and is not clustered. initialize QuartzScheduler.java 294
INFO 2019-06-19 17:50:11,252 Quartz scheduler 'quartzScheduler' initialized from an externally provided properties instance. instantiate StdSchedulerFactory.java 1362
INFO 2019-06-19 17:50:11,253 Quartz scheduler version: 2.3.0 instantiate StdSchedulerFactory.java 1366
INFO 2019-06-19 17:50:11,253 JobFactory set to: org.springframework.scheduling.quartz.SpringBeanJobFactory@1d444652 setJobFactory QuartzScheduler.java 2287
INFO 2019-06-19 17:50:14,686 Exposing 2 endpoint(s) beneath base path '/actuator' <init> EndpointLinksResolver.java 59
INFO 2019-06-19 17:50:15,122 Mapped URL path [/v2/api-docs] onto method [public org.springframework.http.ResponseEntity<springfox.documentation.spring.web.json.Json> springfox.documentation.swagger2.web.Swagger2Controller.getDocumentation(java.lang.String,javax.servlet.http.HttpServletRequest)] initHandlerMethods PropertySourcedRequestMappingHandlerMapping.java 69
INFO 2019-06-19 17:50:15,735 Initializing ExecutorService 'applicationTaskExecutor' initialize ExecutorConfigurationSupport.java 171
INFO 2019-06-19 17:50:17,658 Context refreshed start DocumentationPluginsBootstrapper.java 160
INFO 2019-06-19 17:50:17,688 Found 1 custom documentation plugin(s) start DocumentationPluginsBootstrapper.java 163
INFO 2019-06-19 17:50:17,752 Scanning for api listing references scan ApiListingReferenceScanner.java 41
INFO 2019-06-19 17:50:18,126 Starting Quartz Scheduler now startScheduler SchedulerFactoryBean.java 726
INFO 2019-06-19 17:50:18,354 Freed 0 triggers from 'acquired' / 'blocked' state. recoverJobs JobStoreSupport.java 866
INFO 2019-06-19 17:50:18,368 Recovering 0 jobs that were in-progress at the time of the last shut-down. recoverJobs JobStoreSupport.java 876
INFO 2019-06-19 17:50:18,369 Recovery complete. recoverJobs JobStoreSupport.java 889
INFO 2019-06-19 17:50:18,373 Removed 0 'complete' triggers. recoverJobs JobStoreSupport.java 896
INFO 2019-06-19 17:50:18,378 Removed 0 stale fired job entries. recoverJobs JobStoreSupport.java 901
INFO 2019-06-19 17:50:18,382 Scheduler quartzScheduler_$_NON_CLUSTERED started. start QuartzScheduler.java 547
INFO 2019-06-19 17:50:18,412 Starting ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-19 17:50:18,450 Tomcat started on port(s): 8080 (http) with context path '/jeecg-boot' start TomcatWebServer.java 204
INFO 2019-06-19 17:50:18,454 Started JeecgApplication in 18.95 seconds (JVM running for 20.395) logStarted StartupInfoLogger.java 59
INFO 2019-06-19 17:50:18,473 ---------------------------------------------------------- Application Jeecg-Boot is running! Access URLs: Local: http://localhost:8080/jeecg-boot/ External: http://169.254.129.98:8080/jeecg-boot/ swagger-ui: http://169.254.129.98:8080/jeecg-boot/swagger-ui.html Doc: http://169.254.129.98:8080/jeecg-boot/doc.html ---------------------------------------------------------- main JeecgApplication.java 28
INFO 2019-06-19 17:50:19,544 Initializing Spring DispatcherServlet 'dispatcherServlet' log DirectJDKLog.java 173
INFO 2019-06-19 17:50:19,544 Initializing Servlet 'dispatcherServlet' initServletBean FrameworkServlet.java 524
INFO 2019-06-19 17:50:19,582 Completed initialization in 37 ms initServletBean FrameworkServlet.java 546
WARN 2019-06-19 17:50:28,650 Mail health check failed health AbstractHealthIndicator.java 89
javax.mail.AuthenticationFailedException: 535 Error: ÇëʹÓÃÊÚȨÂëµÇ¼¡£ÏêÇéÇë¿´: http://service.mail.qq.com/cgi-bin/help?subtype=1&&id=28&&no=1001256
    at com.sun.mail.smtp.SMTPTransport$Authenticator.authenticate(SMTPTransport.java:965)
    at com.sun.mail.smtp.SMTPTransport.authenticate(SMTPTransport.java:876)
    at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:780)
    at javax.mail.Service.connect(Service.java:366)
    at org.springframework.mail.javamail.JavaMailSenderImpl.connectTransport(JavaMailSenderImpl.java:517)
    at org.springframework.mail.javamail.JavaMailSenderImpl.testConnection(JavaMailSenderImpl.java:397)
    at org.springframework.boot.actuate.mail.MailHealthIndicator.doHealthCheck(MailHealthIndicator.java:43)
    at org.springframework.boot.actuate.health.AbstractHealthIndicator.health(AbstractHealthIndicator.java:84)
    at org.springframework.boot.actuate.health.CompositeHealthIndicator.health(CompositeHealthIndicator.java:98)
    at org.springframework.boot.actuate.health.HealthEndpoint.health(HealthEndpoint.java:50)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.springframework.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:246)
    at org.springframework.boot.actuate.endpoint.invoke.reflect.ReflectiveOperationInvoker.invoke(ReflectiveOperationInvoker.java:76)
    at org.springframework.boot.actuate.endpoint.annotation.AbstractDiscoveredOperation.invoke(AbstractDiscoveredOperation.java:61)
    at org.springframework.boot.actuate.endpoint.jmx.EndpointMBean.invoke(EndpointMBean.java:126)
    at org.springframework.boot.actuate.endpoint.jmx.EndpointMBean.invoke(EndpointMBean.java:99)
    at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:819)
    at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:801)
    at javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1468)
    at javax.management.remote.rmi.RMIConnectionImpl.access$300(RMIConnectionImpl.java:76)
    at javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1309)
    at javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1401)
    at javax.management.remote.rmi.RMIConnectionImpl.invoke(RMIConnectionImpl.java:829)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:357)
    at sun.rmi.transport.Transport$1.run(Transport.java:200)
    at sun.rmi.transport.Transport$1.run(Transport.java:197)
    at java.security.AccessController.doPrivileged(Native Method)
    at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
    at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:573)
    at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:834)
    at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:688)
    at java.security.AccessController.doPrivileged(Native Method)
    at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:687)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
    at java.lang.Thread.run(Thread.java:748)
INFO 2019-06-19 17:50:28,836 Starting without optional epoll library <clinit> EpollProvider.java 68
INFO 2019-06-19 17:50:28,839 Starting without optional kqueue library <clinit> KqueueProvider.java 70
Logback Log Messages

Log session start time Wed Jun 19 17:53:55 CST 2019

Level Date Message MethodOfCaller FileOfCaller LineOfCaller
INFO 2019-06-19 17:51:32,204 Starting JeecgApplication on DESKTOP-8J2A4Q5 with PID 13272 (D:\project\ufo\jeecg-boot\jeecg-boot-module-system\target\classes started by wangYan in D:\project\ufo\jeecg-boot) logStarting StartupInfoLogger.java 50
INFO 2019-06-19 17:51:32,212 The following profiles are active: dev logStartupProfileInfo SpringApplication.java 679
INFO 2019-06-19 17:51:34,600 Multiple Spring Data modules found, entering strict repository configuration mode! multipleStoresDetected RepositoryConfigurationDelegate.java 244
INFO 2019-06-19 17:51:34,604 Bootstrapping Spring Data repositories in DEFAULT mode. registerRepositoriesIn RepositoryConfigurationDelegate.java 126
INFO 2019-06-19 17:51:34,746 Finished Spring Data repository scanning in 119ms. Found 0 repository interfaces. registerRepositoriesIn RepositoryConfigurationDelegate.java 182
INFO 2019-06-19 17:51:35,519 Bean 'shiroConfig' of type [org.jeecg.config.ShiroConfig$$EnhancerBySpringCGLIB$$795a6294] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:51:35,667 Bean 'shiroRealm' of type [org.jeecg.modules.shiro.authc.ShiroRealm] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:51:36,364 Bean 'securityManager' of type [org.apache.shiro.web.mgt.DefaultWebSecurityManager] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:51:36,410 Bean 'authorizationAttributeSourceAdvisor' of type [org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:51:36,682 Bean 'org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration' of type [org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration$$EnhancerBySpringCGLIB$$5954f8fe] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:51:36,954 Bean 'spring.datasource.dynamic-com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:51:36,966 Bean 'com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration$$EnhancerBySpringCGLIB$$c2e369cf] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:51:36,987 Bean 'dsProcessor' of type [com.baomidou.dynamic.datasource.processor.DsHeaderProcessor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:51:37,001 Bean 'dynamicDatasourceAnnotationAdvisor' of type [com.baomidou.dynamic.datasource.aop.DynamicDataSourceAnnotationAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:51:37,047 Bean 'spring.redis-org.springframework.boot.autoconfigure.data.redis.RedisProperties' of type [org.springframework.boot.autoconfigure.data.redis.RedisProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:51:37,066 Bean 'org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration' of type [org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration$$EnhancerBySpringCGLIB$$6e6eb748] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:51:37,248 Bean 'lettuceClientResources' of type [io.lettuce.core.resource.DefaultClientResources] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:51:37,390 Bean 'redisConnectionFactory' of type [org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:51:37,438 Bean 'redisConfig' of type [org.jeecg.config.RedisConfig$$EnhancerBySpringCGLIB$$c428e9de] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:51:37,544 Bean 'org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration' of type [org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration$$EnhancerBySpringCGLIB$$6c6dd6ae] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:51:37,558 Bean 'eventBus' of type [org.apache.shiro.event.support.DefaultEventBus] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:51:38,267 Tomcat initialized with port(s): 8080 (http) initialize TomcatWebServer.java 90
INFO 2019-06-19 17:51:38,289 Initializing ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-19 17:51:38,306 Starting service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-19 17:51:38,307 Starting Servlet engine: [Apache Tomcat/9.0.16] log DirectJDKLog.java 173
INFO 2019-06-19 17:51:38,317 The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: [D:\software\Java\jdk1.8.0_211\bin;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\ProgramData\DockerDesktop\version-bin;C:\Program Files\Docker\Docker\Resources\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\WINDOWS\System32\OpenSSH\;C:\Users\wangYan\AppData\Local\Microsoft\WindowsApps;;.] log DirectJDKLog.java 173
INFO 2019-06-19 17:51:38,524 Initializing Spring embedded WebApplicationContext log DirectJDKLog.java 173
INFO 2019-06-19 17:51:38,525 Root WebApplicationContext: initialization completed in 6189 ms prepareWebApplicationContext ServletWebServerApplicationContext.java 296
INFO 2019-06-19 17:51:39,338 动态数据源-检测到druid存在,如配置中未指定type,druid会默认配置 <init> DynamicDataSourceCreator.java 109
INFO 2019-06-19 17:51:39,841 {dataSource-1,master} inited init DruidDataSource.java 930
INFO 2019-06-19 17:51:39,842 初始共加载 1 个数据源 afterPropertiesSet DynamicRoutingDataSource.java 189
INFO 2019-06-19 17:51:39,843 动态数据源-加载 master 成功 addDataSource DynamicRoutingDataSource.java 135
INFO 2019-06-19 17:51:39,845 当前的默认数据源是单数据源,数据源名为 master afterPropertiesSet DynamicRoutingDataSource.java 198
INFO 2019-06-19 17:51:44,246 Using default implementation for ThreadExecutor instantiate StdSchedulerFactory.java 1208
INFO 2019-06-19 17:51:44,263 Initialized Scheduler Signaller of type: class org.quartz.core.SchedulerSignalerImpl <init> SchedulerSignalerImpl.java 61
INFO 2019-06-19 17:51:44,263 Quartz Scheduler v.2.3.0 created. <init> QuartzScheduler.java 229
INFO 2019-06-19 17:51:44,269 Using db table-based data access locking (synchronization). initialize JobStoreSupport.java 672
INFO 2019-06-19 17:51:44,272 JobStoreCMT initialized. initialize JobStoreCMT.java 145
INFO 2019-06-19 17:51:44,274 Scheduler meta-data: Quartz Scheduler (v2.3.0) 'quartzScheduler' with instanceId 'NON_CLUSTERED' Scheduler class: 'org.quartz.core.QuartzScheduler' - running locally. NOT STARTED. Currently in standby mode. Number of jobs executed: 0 Using thread pool 'org.quartz.simpl.SimpleThreadPool' - with 10 threads. Using job-store 'org.springframework.scheduling.quartz.LocalDataSourceJobStore' - which supports persistence. and is not clustered. initialize QuartzScheduler.java 294
INFO 2019-06-19 17:51:44,274 Quartz scheduler 'quartzScheduler' initialized from an externally provided properties instance. instantiate StdSchedulerFactory.java 1362
INFO 2019-06-19 17:51:44,275 Quartz scheduler version: 2.3.0 instantiate StdSchedulerFactory.java 1366
INFO 2019-06-19 17:51:44,275 JobFactory set to: org.springframework.scheduling.quartz.SpringBeanJobFactory@2b4829aa setJobFactory QuartzScheduler.java 2287
INFO 2019-06-19 17:51:48,289 Exposing 2 endpoint(s) beneath base path '/actuator' <init> EndpointLinksResolver.java 59
INFO 2019-06-19 17:51:48,663 Mapped URL path [/v2/api-docs] onto method [public org.springframework.http.ResponseEntity<springfox.documentation.spring.web.json.Json> springfox.documentation.swagger2.web.Swagger2Controller.getDocumentation(java.lang.String,javax.servlet.http.HttpServletRequest)] initHandlerMethods PropertySourcedRequestMappingHandlerMapping.java 69
INFO 2019-06-19 17:51:49,355 Initializing ExecutorService 'applicationTaskExecutor' initialize ExecutorConfigurationSupport.java 171
INFO 2019-06-19 17:51:51,574 Context refreshed start DocumentationPluginsBootstrapper.java 160
INFO 2019-06-19 17:51:51,613 Found 1 custom documentation plugin(s) start DocumentationPluginsBootstrapper.java 163
INFO 2019-06-19 17:51:51,684 Scanning for api listing references scan ApiListingReferenceScanner.java 41
INFO 2019-06-19 17:51:52,075 Starting Quartz Scheduler now startScheduler SchedulerFactoryBean.java 726
INFO 2019-06-19 17:51:52,302 Freed 0 triggers from 'acquired' / 'blocked' state. recoverJobs JobStoreSupport.java 866
INFO 2019-06-19 17:51:52,319 Recovering 0 jobs that were in-progress at the time of the last shut-down. recoverJobs JobStoreSupport.java 876
INFO 2019-06-19 17:51:52,320 Recovery complete. recoverJobs JobStoreSupport.java 889
INFO 2019-06-19 17:51:52,324 Removed 0 'complete' triggers. recoverJobs JobStoreSupport.java 896
INFO 2019-06-19 17:51:52,329 Removed 0 stale fired job entries. recoverJobs JobStoreSupport.java 901
INFO 2019-06-19 17:51:52,334 Scheduler quartzScheduler_$_NON_CLUSTERED started. start QuartzScheduler.java 547
INFO 2019-06-19 17:51:52,364 Starting ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-19 17:51:52,404 Tomcat started on port(s): 8080 (http) with context path '/jeecg-boot' start TomcatWebServer.java 204
INFO 2019-06-19 17:51:52,408 Started JeecgApplication in 21.218 seconds (JVM running for 22.875) logStarted StartupInfoLogger.java 59
INFO 2019-06-19 17:51:52,431 ---------------------------------------------------------- Application Jeecg-Boot is running! Access URLs: Local: http://localhost:8080/jeecg-boot/ External: http://169.254.129.98:8080/jeecg-boot/ swagger-ui: http://169.254.129.98:8080/jeecg-boot/swagger-ui.html Doc: http://169.254.129.98:8080/jeecg-boot/doc.html ---------------------------------------------------------- main JeecgApplication.java 28
INFO 2019-06-19 17:51:53,668 Initializing Spring DispatcherServlet 'dispatcherServlet' log DirectJDKLog.java 173
INFO 2019-06-19 17:51:53,669 Initializing Servlet 'dispatcherServlet' initServletBean FrameworkServlet.java 524
INFO 2019-06-19 17:51:53,699 Completed initialization in 29 ms initServletBean FrameworkServlet.java 546
WARN 2019-06-19 17:52:02,773 Mail health check failed health AbstractHealthIndicator.java 89
javax.mail.AuthenticationFailedException: 535 Error: ÇëʹÓÃÊÚȨÂëµÇ¼¡£ÏêÇéÇë¿´: http://service.mail.qq.com/cgi-bin/help?subtype=1&&id=28&&no=1001256
    at com.sun.mail.smtp.SMTPTransport$Authenticator.authenticate(SMTPTransport.java:965)
    at com.sun.mail.smtp.SMTPTransport.authenticate(SMTPTransport.java:876)
    at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:780)
    at javax.mail.Service.connect(Service.java:366)
    at org.springframework.mail.javamail.JavaMailSenderImpl.connectTransport(JavaMailSenderImpl.java:517)
    at org.springframework.mail.javamail.JavaMailSenderImpl.testConnection(JavaMailSenderImpl.java:397)
    at org.springframework.boot.actuate.mail.MailHealthIndicator.doHealthCheck(MailHealthIndicator.java:43)
    at org.springframework.boot.actuate.health.AbstractHealthIndicator.health(AbstractHealthIndicator.java:84)
    at org.springframework.boot.actuate.health.CompositeHealthIndicator.health(CompositeHealthIndicator.java:98)
    at org.springframework.boot.actuate.health.HealthEndpoint.health(HealthEndpoint.java:50)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.springframework.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:246)
    at org.springframework.boot.actuate.endpoint.invoke.reflect.ReflectiveOperationInvoker.invoke(ReflectiveOperationInvoker.java:76)
    at org.springframework.boot.actuate.endpoint.annotation.AbstractDiscoveredOperation.invoke(AbstractDiscoveredOperation.java:61)
    at org.springframework.boot.actuate.endpoint.jmx.EndpointMBean.invoke(EndpointMBean.java:126)
    at org.springframework.boot.actuate.endpoint.jmx.EndpointMBean.invoke(EndpointMBean.java:99)
    at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:819)
    at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:801)
    at javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1468)
    at javax.management.remote.rmi.RMIConnectionImpl.access$300(RMIConnectionImpl.java:76)
    at javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1309)
    at javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1401)
    at javax.management.remote.rmi.RMIConnectionImpl.invoke(RMIConnectionImpl.java:829)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:357)
    at sun.rmi.transport.Transport$1.run(Transport.java:200)
    at sun.rmi.transport.Transport$1.run(Transport.java:197)
    at java.security.AccessController.doPrivileged(Native Method)
    at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
    at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:573)
    at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:834)
    at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:688)
    at java.security.AccessController.doPrivileged(Native Method)
    at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:687)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
    at java.lang.Thread.run(Thread.java:748)
INFO 2019-06-19 17:52:02,954 Starting without optional epoll library <clinit> EpollProvider.java 68
INFO 2019-06-19 17:52:02,958 Starting without optional kqueue library <clinit> KqueueProvider.java 70
Logback Log Messages

Log session start time Thu Jun 20 07:00:08 CST 2019

Level Date Message MethodOfCaller FileOfCaller LineOfCaller
INFO 2019-06-19 17:53:55,667 Starting JeecgApplication on DESKTOP-8J2A4Q5 with PID 12368 (D:\project\ufo\jeecg-boot\jeecg-boot-module-system\target\classes started by wangYan in D:\project\ufo\jeecg-boot) logStarting StartupInfoLogger.java 50
INFO 2019-06-19 17:53:55,673 The following profiles are active: dev logStartupProfileInfo SpringApplication.java 679
INFO 2019-06-19 17:53:57,878 Multiple Spring Data modules found, entering strict repository configuration mode! multipleStoresDetected RepositoryConfigurationDelegate.java 244
INFO 2019-06-19 17:53:57,882 Bootstrapping Spring Data repositories in DEFAULT mode. registerRepositoriesIn RepositoryConfigurationDelegate.java 126
INFO 2019-06-19 17:53:58,004 Finished Spring Data repository scanning in 100ms. Found 0 repository interfaces. registerRepositoriesIn RepositoryConfigurationDelegate.java 182
INFO 2019-06-19 17:53:58,462 Bean 'shiroConfig' of type [org.jeecg.config.ShiroConfig$$EnhancerBySpringCGLIB$$425ae8db] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:53:58,596 Bean 'shiroRealm' of type [org.jeecg.modules.shiro.authc.ShiroRealm] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:53:59,194 Bean 'securityManager' of type [org.apache.shiro.web.mgt.DefaultWebSecurityManager] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:53:59,237 Bean 'authorizationAttributeSourceAdvisor' of type [org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:53:59,446 Bean 'org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration' of type [org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration$$EnhancerBySpringCGLIB$$22557f45] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:53:59,680 Bean 'spring.datasource.dynamic-com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:53:59,689 Bean 'com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration$$EnhancerBySpringCGLIB$$8be3f016] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:53:59,708 Bean 'dsProcessor' of type [com.baomidou.dynamic.datasource.processor.DsHeaderProcessor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:53:59,718 Bean 'dynamicDatasourceAnnotationAdvisor' of type [com.baomidou.dynamic.datasource.aop.DynamicDataSourceAnnotationAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:53:59,751 Bean 'spring.redis-org.springframework.boot.autoconfigure.data.redis.RedisProperties' of type [org.springframework.boot.autoconfigure.data.redis.RedisProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:53:59,766 Bean 'org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration' of type [org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration$$EnhancerBySpringCGLIB$$376f3d8f] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:53:59,937 Bean 'lettuceClientResources' of type [io.lettuce.core.resource.DefaultClientResources] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:54:00,074 Bean 'redisConnectionFactory' of type [org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:54:00,108 Bean 'redisConfig' of type [org.jeecg.config.RedisConfig$$EnhancerBySpringCGLIB$$8d297025] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:54:00,185 Bean 'org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration' of type [org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration$$EnhancerBySpringCGLIB$$356e5cf5] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:54:00,198 Bean 'eventBus' of type [org.apache.shiro.event.support.DefaultEventBus] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-19 17:54:00,836 Tomcat initialized with port(s): 8080 (http) initialize TomcatWebServer.java 90
INFO 2019-06-19 17:54:00,858 Initializing ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-19 17:54:00,876 Starting service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-19 17:54:00,877 Starting Servlet engine: [Apache Tomcat/9.0.16] log DirectJDKLog.java 173
INFO 2019-06-19 17:54:00,885 The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: [D:\software\Java\jdk1.8.0_211\bin;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\ProgramData\DockerDesktop\version-bin;C:\Program Files\Docker\Docker\Resources\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\WINDOWS\System32\OpenSSH\;C:\Users\wangYan\AppData\Local\Microsoft\WindowsApps;;.] log DirectJDKLog.java 173
INFO 2019-06-19 17:54:01,071 Initializing Spring embedded WebApplicationContext log DirectJDKLog.java 173
INFO 2019-06-19 17:54:01,072 Root WebApplicationContext: initialization completed in 5276 ms prepareWebApplicationContext ServletWebServerApplicationContext.java 296
INFO 2019-06-19 17:54:01,741 动态数据源-检测到druid存在,如配置中未指定type,druid会默认配置 <init> DynamicDataSourceCreator.java 109
INFO 2019-06-19 17:54:02,167 {dataSource-1,master} inited init DruidDataSource.java 930
INFO 2019-06-19 17:54:02,168 初始共加载 1 个数据源 afterPropertiesSet DynamicRoutingDataSource.java 189
INFO 2019-06-19 17:54:02,169 动态数据源-加载 master 成功 addDataSource DynamicRoutingDataSource.java 135
INFO 2019-06-19 17:54:02,170 当前的默认数据源是单数据源,数据源名为 master afterPropertiesSet DynamicRoutingDataSource.java 198
INFO 2019-06-19 17:54:06,005 Using default implementation for ThreadExecutor instantiate StdSchedulerFactory.java 1208
INFO 2019-06-19 17:54:06,020 Initialized Scheduler Signaller of type: class org.quartz.core.SchedulerSignalerImpl <init> SchedulerSignalerImpl.java 61
INFO 2019-06-19 17:54:06,021 Quartz Scheduler v.2.3.0 created. <init> QuartzScheduler.java 229
INFO 2019-06-19 17:54:06,027 Using db table-based data access locking (synchronization). initialize JobStoreSupport.java 672
INFO 2019-06-19 17:54:06,030 JobStoreCMT initialized. initialize JobStoreCMT.java 145
INFO 2019-06-19 17:54:06,031 Scheduler meta-data: Quartz Scheduler (v2.3.0) 'quartzScheduler' with instanceId 'NON_CLUSTERED' Scheduler class: 'org.quartz.core.QuartzScheduler' - running locally. NOT STARTED. Currently in standby mode. Number of jobs executed: 0 Using thread pool 'org.quartz.simpl.SimpleThreadPool' - with 10 threads. Using job-store 'org.springframework.scheduling.quartz.LocalDataSourceJobStore' - which supports persistence. and is not clustered. initialize QuartzScheduler.java 294
INFO 2019-06-19 17:54:06,032 Quartz scheduler 'quartzScheduler' initialized from an externally provided properties instance. instantiate StdSchedulerFactory.java 1362
INFO 2019-06-19 17:54:06,032 Quartz scheduler version: 2.3.0 instantiate StdSchedulerFactory.java 1366
INFO 2019-06-19 17:54:06,033 JobFactory set to: org.springframework.scheduling.quartz.SpringBeanJobFactory@6b030101 setJobFactory QuartzScheduler.java 2287
INFO 2019-06-19 17:54:09,251 Exposing 2 endpoint(s) beneath base path '/actuator' <init> EndpointLinksResolver.java 59
INFO 2019-06-19 17:54:09,597 Mapped URL path [/v2/api-docs] onto method [public org.springframework.http.ResponseEntity<springfox.documentation.spring.web.json.Json> springfox.documentation.swagger2.web.Swagger2Controller.getDocumentation(java.lang.String,javax.servlet.http.HttpServletRequest)] initHandlerMethods PropertySourcedRequestMappingHandlerMapping.java 69
INFO 2019-06-19 17:54:10,202 Initializing ExecutorService 'applicationTaskExecutor' initialize ExecutorConfigurationSupport.java 171
INFO 2019-06-19 17:54:12,051 Context refreshed start DocumentationPluginsBootstrapper.java 160
INFO 2019-06-19 17:54:12,082 Found 1 custom documentation plugin(s) start DocumentationPluginsBootstrapper.java 163
INFO 2019-06-19 17:54:12,145 Scanning for api listing references scan ApiListingReferenceScanner.java 41
INFO 2019-06-19 17:54:12,504 Starting Quartz Scheduler now startScheduler SchedulerFactoryBean.java 726
INFO 2019-06-19 17:54:12,711 Freed 0 triggers from 'acquired' / 'blocked' state. recoverJobs JobStoreSupport.java 866
INFO 2019-06-19 17:54:12,726 Recovering 0 jobs that were in-progress at the time of the last shut-down. recoverJobs JobStoreSupport.java 876
INFO 2019-06-19 17:54:12,726 Recovery complete. recoverJobs JobStoreSupport.java 889
INFO 2019-06-19 17:54:12,730 Removed 0 'complete' triggers. recoverJobs JobStoreSupport.java 896
INFO 2019-06-19 17:54:12,735 Removed 0 stale fired job entries. recoverJobs JobStoreSupport.java 901
INFO 2019-06-19 17:54:12,739 Scheduler quartzScheduler_$_NON_CLUSTERED started. start QuartzScheduler.java 547
INFO 2019-06-19 17:54:12,798 Starting ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-19 17:54:12,840 Tomcat started on port(s): 8080 (http) with context path '/jeecg-boot' start TomcatWebServer.java 204
INFO 2019-06-19 17:54:12,845 Started JeecgApplication in 18.091 seconds (JVM running for 19.459) logStarted StartupInfoLogger.java 59
INFO 2019-06-19 17:54:12,864 ---------------------------------------------------------- Application Jeecg-Boot is running! Access URLs: Local: http://localhost:8080/jeecg-boot/ External: http://169.254.129.98:8080/jeecg-boot/ swagger-ui: http://169.254.129.98:8080/jeecg-boot/swagger-ui.html Doc: http://169.254.129.98:8080/jeecg-boot/doc.html ---------------------------------------------------------- main JeecgApplication.java 28
INFO 2019-06-19 17:54:13,323 Initializing Spring DispatcherServlet 'dispatcherServlet' log DirectJDKLog.java 173
INFO 2019-06-19 17:54:13,324 Initializing Servlet 'dispatcherServlet' initServletBean FrameworkServlet.java 524
INFO 2019-06-19 17:54:13,353 Completed initialization in 28 ms initServletBean FrameworkServlet.java 546
INFO 2019-06-19 17:54:23,601 Starting without optional epoll library <clinit> EpollProvider.java 68
INFO 2019-06-19 17:54:23,604 Starting without optional kqueue library <clinit> KqueueProvider.java 70
Logback Log Messages

Log session start time Thu Jun 20 11:06:01 CST 2019

Level Date Message MethodOfCaller FileOfCaller LineOfCaller
INFO 2019-06-20 07:00:08,289 Starting JeecgApplication on DESKTOP-8J2A4Q5 with PID 7132 (D:\project\ufo\jeecg-boot\jeecg-boot-module-system\target\classes started by wangYan in D:\project\ufo\jeecg-boot) logStarting StartupInfoLogger.java 50
INFO 2019-06-20 07:00:08,343 The following profiles are active: dev logStartupProfileInfo SpringApplication.java 679
INFO 2019-06-20 07:00:12,184 Multiple Spring Data modules found, entering strict repository configuration mode! multipleStoresDetected RepositoryConfigurationDelegate.java 244
INFO 2019-06-20 07:00:12,188 Bootstrapping Spring Data repositories in DEFAULT mode. registerRepositoriesIn RepositoryConfigurationDelegate.java 126
INFO 2019-06-20 07:00:12,319 Finished Spring Data repository scanning in 103ms. Found 0 repository interfaces. registerRepositoriesIn RepositoryConfigurationDelegate.java 182
INFO 2019-06-20 07:00:12,816 Bean 'shiroConfig' of type [org.jeecg.config.ShiroConfig$$EnhancerBySpringCGLIB$$426046c4] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 07:00:12,966 Bean 'shiroRealm' of type [org.jeecg.modules.shiro.authc.ShiroRealm] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 07:00:14,141 Bean 'securityManager' of type [org.apache.shiro.web.mgt.DefaultWebSecurityManager] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 07:00:14,186 Bean 'authorizationAttributeSourceAdvisor' of type [org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 07:00:14,401 Bean 'org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration' of type [org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration$$EnhancerBySpringCGLIB$$225add2e] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 07:00:14,647 Bean 'spring.datasource.dynamic-com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 07:00:14,657 Bean 'com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration$$EnhancerBySpringCGLIB$$8be94dff] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 07:00:14,676 Bean 'dsProcessor' of type [com.baomidou.dynamic.datasource.processor.DsHeaderProcessor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 07:00:14,686 Bean 'dynamicDatasourceAnnotationAdvisor' of type [com.baomidou.dynamic.datasource.aop.DynamicDataSourceAnnotationAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 07:00:14,719 Bean 'spring.redis-org.springframework.boot.autoconfigure.data.redis.RedisProperties' of type [org.springframework.boot.autoconfigure.data.redis.RedisProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 07:00:14,734 Bean 'org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration' of type [org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration$$EnhancerBySpringCGLIB$$37749b78] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 07:00:14,912 Bean 'lettuceClientResources' of type [io.lettuce.core.resource.DefaultClientResources] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 07:00:15,041 Bean 'redisConnectionFactory' of type [org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 07:00:15,072 Bean 'redisConfig' of type [org.jeecg.config.RedisConfig$$EnhancerBySpringCGLIB$$8d2ece0e] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 07:00:15,134 Bean 'org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration' of type [org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration$$EnhancerBySpringCGLIB$$3573bade] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 07:00:15,146 Bean 'eventBus' of type [org.apache.shiro.event.support.DefaultEventBus] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 07:00:15,818 Tomcat initialized with port(s): 8080 (http) initialize TomcatWebServer.java 90
INFO 2019-06-20 07:00:15,842 Initializing ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-20 07:00:15,860 Starting service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-20 07:00:15,861 Starting Servlet engine: [Apache Tomcat/9.0.16] log DirectJDKLog.java 173
INFO 2019-06-20 07:00:15,870 The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: [D:\software\Java\jdk1.8.0_211\bin;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\ProgramData\DockerDesktop\version-bin;C:\Program Files\Docker\Docker\Resources\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\WINDOWS\System32\OpenSSH\;D:\software\nodejs\;D:\software\Yarn\bin\;C:\Users\wangYan\AppData\Local\Microsoft\WindowsApps;C:\Users\wangYan\AppData\Roaming\npm;C:\Users\wangYan\AppData\Local\Yarn\bin;.] log DirectJDKLog.java 173
INFO 2019-06-20 07:00:17,616 Initializing Spring embedded WebApplicationContext log DirectJDKLog.java 173
INFO 2019-06-20 07:00:17,616 Root WebApplicationContext: initialization completed in 9211 ms prepareWebApplicationContext ServletWebServerApplicationContext.java 296
INFO 2019-06-20 07:00:18,286 动态数据源-检测到druid存在,如配置中未指定type,druid会默认配置 <init> DynamicDataSourceCreator.java 109
ERROR 2019-06-20 07:00:20,519 init datasource error, url: jdbc:mysql://127.0.0.1:3306/wy-jeecg-boot?characterEncoding=UTF-8&useUnicode=true&useSSL=false init DruidDataSource.java 872
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource.init(DruidDataSource.java:861)
    at com.baomidou.dynamic.datasource.DynamicDataSourceCreator.createDruidDataSource(DynamicDataSourceCreator.java:232)
    at com.baomidou.dynamic.datasource.DynamicDataSourceCreator.createDataSource(DynamicDataSourceCreator.java:135)
    at com.baomidou.dynamic.datasource.provider.YmlDynamicDataSourceProvider.loadDataSources(YmlDynamicDataSourceProvider.java:59)
    at com.baomidou.dynamic.datasource.DynamicRoutingDataSource.afterPropertiesSet(DynamicRoutingDataSource.java:188)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1821)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1758)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:593)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.addCandidateEntry(DefaultListableBeanFactory.java:1463)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.findAutowireCandidates(DefaultListableBeanFactory.java:1427)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveMultipleBeans(DefaultListableBeanFactory.java:1346)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1205)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:857)
    at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:760)
    at org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:218)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireConstructor(AbstractAutowireCapableBeanFactory.java:1325)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1171)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:392)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1305)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1144)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeansOfType(DefaultListableBeanFactory.java:602)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeansOfType(DefaultListableBeanFactory.java:590)
    at org.springframework.context.support.AbstractApplicationContext.getBeansOfType(AbstractApplicationContext.java:1226)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorRegistryBeans.get(HealthIndicatorRegistryBeans.java:42)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorAutoConfiguration.healthIndicatorRegistry(HealthIndicatorAutoConfiguration.java:78)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorAutoConfiguration$$EnhancerBySpringCGLIB$$2bdcf8ee.CGLIB$healthIndicatorRegistry$1(<generated>)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorAutoConfiguration$$EnhancerBySpringCGLIB$$2bdcf8ee$$FastClassBySpringCGLIB$$8c75e3bf.invoke(<generated>)
    at org.springframework.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:244)
    at org.springframework.context.annotation.ConfigurationClassEnhancer$BeanMethodInterceptor.intercept(ConfigurationClassEnhancer.java:363)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorAutoConfiguration$$EnhancerBySpringCGLIB$$2bdcf8ee.healthIndicatorRegistry(<generated>)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:154)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:622)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:607)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1305)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1144)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1247)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:857)
    at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:760)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:509)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1305)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1144)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:1105)
    at org.springframework.boot.actuate.endpoint.annotation.EndpointDiscoverer.createEndpointBean(EndpointDiscoverer.java:149)
    at org.springframework.boot.actuate.endpoint.annotation.EndpointDiscoverer.createEndpointBeans(EndpointDiscoverer.java:136)
    at org.springframework.boot.actuate.endpoint.annotation.EndpointDiscoverer.discoverEndpoints(EndpointDiscoverer.java:125)
    at org.springframework.boot.actuate.endpoint.annotation.EndpointDiscoverer.getEndpoints(EndpointDiscoverer.java:119)
    at org.springframework.boot.actuate.autoconfigure.endpoint.web.ServletEndpointManagementContextConfiguration$WebMvcServletEndpointManagementContextConfiguration.servletEndpointRegistrar(ServletEndpointManagementContextConfiguration.java:76)
    at org.springframework.boot.actuate.autoconfigure.endpoint.web.ServletEndpointManagementContextConfiguration$WebMvcServletEndpointManagementContextConfiguration$$EnhancerBySpringCGLIB$$d88f3509.CGLIB$servletEndpointRegistrar$0(<generated>)
    at org.springframework.boot.actuate.autoconfigure.endpoint.web.ServletEndpointManagementContextConfiguration$WebMvcServletEndpointManagementContextConfiguration$$EnhancerBySpringCGLIB$$d88f3509$$FastClassBySpringCGLIB$$85a9a8b0.invoke(<generated>)
    at org.springframework.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:244)
    at org.springframework.context.annotation.ConfigurationClassEnhancer$BeanMethodInterceptor.intercept(ConfigurationClassEnhancer.java:363)
    at org.springframework.boot.actuate.autoconfigure.endpoint.web.ServletEndpointManagementContextConfiguration$WebMvcServletEndpointManagementContextConfiguration$$EnhancerBySpringCGLIB$$d88f3509.servletEndpointRegistrar(<generated>)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:154)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:622)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:607)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1305)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1144)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:204)
    at org.springframework.boot.web.servlet.ServletContextInitializerBeans.getOrderedBeansOfType(ServletContextInitializerBeans.java:235)
    at org.springframework.boot.web.servlet.ServletContextInitializerBeans.getOrderedBeansOfType(ServletContextInitializerBeans.java:226)
    at org.springframework.boot.web.servlet.ServletContextInitializerBeans.addServletContextInitializerBeans(ServletContextInitializerBeans.java:101)
    at org.springframework.boot.web.servlet.ServletContextInitializerBeans.<init>(ServletContextInitializerBeans.java:88)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.getServletContextInitializerBeans(ServletWebServerApplicationContext.java:261)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.selfInitialize(ServletWebServerApplicationContext.java:234)
    at org.springframework.boot.web.embedded.tomcat.TomcatStarter.onStartup(TomcatStarter.java:54)
    at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5125)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1377)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1367)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)
    at java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:134)
    at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:902)
    at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:831)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1377)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1367)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)
    at java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:134)
    at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:902)
    at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:262)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.core.StandardService.startInternal(StandardService.java:423)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:928)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.startup.Tomcat.start(Tomcat.java:455)
    at org.springframework.boot.web.embedded.tomcat.TomcatWebServer.initialize(TomcatWebServer.java:106)
    at org.springframework.boot.web.embedded.tomcat.TomcatWebServer.<init>(TomcatWebServer.java:86)
    at org.springframework.boot.web.embedded.tomcat.TomcatServletWebServerFactory.getTomcatWebServer(TomcatServletWebServerFactory.java:415)
    at org.springframework.boot.web.embedded.tomcat.TomcatServletWebServerFactory.getWebServer(TomcatServletWebServerFactory.java:174)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.createWebServer(ServletWebServerApplicationContext.java:181)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.onRefresh(ServletWebServerApplicationContext.java:154)
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:543)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248)
    at org.jeecg.JeecgApplication.main(JeecgApplication.java:23)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 170 common frames omitted
ERROR 2019-06-20 07:00:20,538 {dataSource-1} init error init DruidDataSource.java 905
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource.init(DruidDataSource.java:861)
    at com.baomidou.dynamic.datasource.DynamicDataSourceCreator.createDruidDataSource(DynamicDataSourceCreator.java:232)
    at com.baomidou.dynamic.datasource.DynamicDataSourceCreator.createDataSource(DynamicDataSourceCreator.java:135)
    at com.baomidou.dynamic.datasource.provider.YmlDynamicDataSourceProvider.loadDataSources(YmlDynamicDataSourceProvider.java:59)
    at com.baomidou.dynamic.datasource.DynamicRoutingDataSource.afterPropertiesSet(DynamicRoutingDataSource.java:188)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1821)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1758)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:593)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.addCandidateEntry(DefaultListableBeanFactory.java:1463)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.findAutowireCandidates(DefaultListableBeanFactory.java:1427)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveMultipleBeans(DefaultListableBeanFactory.java:1346)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1205)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:857)
    at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:760)
    at org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:218)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireConstructor(AbstractAutowireCapableBeanFactory.java:1325)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1171)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:392)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1305)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1144)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeansOfType(DefaultListableBeanFactory.java:602)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeansOfType(DefaultListableBeanFactory.java:590)
    at org.springframework.context.support.AbstractApplicationContext.getBeansOfType(AbstractApplicationContext.java:1226)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorRegistryBeans.get(HealthIndicatorRegistryBeans.java:42)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorAutoConfiguration.healthIndicatorRegistry(HealthIndicatorAutoConfiguration.java:78)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorAutoConfiguration$$EnhancerBySpringCGLIB$$2bdcf8ee.CGLIB$healthIndicatorRegistry$1(<generated>)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorAutoConfiguration$$EnhancerBySpringCGLIB$$2bdcf8ee$$FastClassBySpringCGLIB$$8c75e3bf.invoke(<generated>)
    at org.springframework.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:244)
    at org.springframework.context.annotation.ConfigurationClassEnhancer$BeanMethodInterceptor.intercept(ConfigurationClassEnhancer.java:363)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorAutoConfiguration$$EnhancerBySpringCGLIB$$2bdcf8ee.healthIndicatorRegistry(<generated>)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:154)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:622)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:607)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1305)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1144)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1247)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:857)
    at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:760)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:509)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1305)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1144)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:1105)
    at org.springframework.boot.actuate.endpoint.annotation.EndpointDiscoverer.createEndpointBean(EndpointDiscoverer.java:149)
    at org.springframework.boot.actuate.endpoint.annotation.EndpointDiscoverer.createEndpointBeans(EndpointDiscoverer.java:136)
    at org.springframework.boot.actuate.endpoint.annotation.EndpointDiscoverer.discoverEndpoints(EndpointDiscoverer.java:125)
    at org.springframework.boot.actuate.endpoint.annotation.EndpointDiscoverer.getEndpoints(EndpointDiscoverer.java:119)
    at org.springframework.boot.actuate.autoconfigure.endpoint.web.ServletEndpointManagementContextConfiguration$WebMvcServletEndpointManagementContextConfiguration.servletEndpointRegistrar(ServletEndpointManagementContextConfiguration.java:76)
    at org.springframework.boot.actuate.autoconfigure.endpoint.web.ServletEndpointManagementContextConfiguration$WebMvcServletEndpointManagementContextConfiguration$$EnhancerBySpringCGLIB$$d88f3509.CGLIB$servletEndpointRegistrar$0(<generated>)
    at org.springframework.boot.actuate.autoconfigure.endpoint.web.ServletEndpointManagementContextConfiguration$WebMvcServletEndpointManagementContextConfiguration$$EnhancerBySpringCGLIB$$d88f3509$$FastClassBySpringCGLIB$$85a9a8b0.invoke(<generated>)
    at org.springframework.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:244)
    at org.springframework.context.annotation.ConfigurationClassEnhancer$BeanMethodInterceptor.intercept(ConfigurationClassEnhancer.java:363)
    at org.springframework.boot.actuate.autoconfigure.endpoint.web.ServletEndpointManagementContextConfiguration$WebMvcServletEndpointManagementContextConfiguration$$EnhancerBySpringCGLIB$$d88f3509.servletEndpointRegistrar(<generated>)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:154)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:622)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:607)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1305)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1144)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:204)
    at org.springframework.boot.web.servlet.ServletContextInitializerBeans.getOrderedBeansOfType(ServletContextInitializerBeans.java:235)
    at org.springframework.boot.web.servlet.ServletContextInitializerBeans.getOrderedBeansOfType(ServletContextInitializerBeans.java:226)
    at org.springframework.boot.web.servlet.ServletContextInitializerBeans.addServletContextInitializerBeans(ServletContextInitializerBeans.java:101)
    at org.springframework.boot.web.servlet.ServletContextInitializerBeans.<init>(ServletContextInitializerBeans.java:88)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.getServletContextInitializerBeans(ServletWebServerApplicationContext.java:261)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.selfInitialize(ServletWebServerApplicationContext.java:234)
    at org.springframework.boot.web.embedded.tomcat.TomcatStarter.onStartup(TomcatStarter.java:54)
    at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5125)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1377)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1367)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)
    at java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:134)
    at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:902)
    at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:831)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1377)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1367)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)
    at java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:134)
    at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:902)
    at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:262)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.core.StandardService.startInternal(StandardService.java:423)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:928)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.startup.Tomcat.start(Tomcat.java:455)
    at org.springframework.boot.web.embedded.tomcat.TomcatWebServer.initialize(TomcatWebServer.java:106)
    at org.springframework.boot.web.embedded.tomcat.TomcatWebServer.<init>(TomcatWebServer.java:86)
    at org.springframework.boot.web.embedded.tomcat.TomcatServletWebServerFactory.getTomcatWebServer(TomcatServletWebServerFactory.java:415)
    at org.springframework.boot.web.embedded.tomcat.TomcatServletWebServerFactory.getWebServer(TomcatServletWebServerFactory.java:174)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.createWebServer(ServletWebServerApplicationContext.java:181)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.onRefresh(ServletWebServerApplicationContext.java:154)
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:543)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248)
    at org.jeecg.JeecgApplication.main(JeecgApplication.java:23)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 170 common frames omitted
INFO 2019-06-20 07:00:20,551 {dataSource-1,master} inited init DruidDataSource.java 930
ERROR 2019-06-20 07:00:20,553 druid数据源启动失败 createDruidDataSource DynamicDataSourceCreator.java 234
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource.init(DruidDataSource.java:861)
    at com.baomidou.dynamic.datasource.DynamicDataSourceCreator.createDruidDataSource(DynamicDataSourceCreator.java:232)
    at com.baomidou.dynamic.datasource.DynamicDataSourceCreator.createDataSource(DynamicDataSourceCreator.java:135)
    at com.baomidou.dynamic.datasource.provider.YmlDynamicDataSourceProvider.loadDataSources(YmlDynamicDataSourceProvider.java:59)
    at com.baomidou.dynamic.datasource.DynamicRoutingDataSource.afterPropertiesSet(DynamicRoutingDataSource.java:188)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1821)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1758)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:593)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.addCandidateEntry(DefaultListableBeanFactory.java:1463)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.findAutowireCandidates(DefaultListableBeanFactory.java:1427)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveMultipleBeans(DefaultListableBeanFactory.java:1346)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1205)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:857)
    at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:760)
    at org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:218)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireConstructor(AbstractAutowireCapableBeanFactory.java:1325)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1171)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:392)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1305)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1144)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeansOfType(DefaultListableBeanFactory.java:602)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeansOfType(DefaultListableBeanFactory.java:590)
    at org.springframework.context.support.AbstractApplicationContext.getBeansOfType(AbstractApplicationContext.java:1226)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorRegistryBeans.get(HealthIndicatorRegistryBeans.java:42)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorAutoConfiguration.healthIndicatorRegistry(HealthIndicatorAutoConfiguration.java:78)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorAutoConfiguration$$EnhancerBySpringCGLIB$$2bdcf8ee.CGLIB$healthIndicatorRegistry$1(<generated>)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorAutoConfiguration$$EnhancerBySpringCGLIB$$2bdcf8ee$$FastClassBySpringCGLIB$$8c75e3bf.invoke(<generated>)
    at org.springframework.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:244)
    at org.springframework.context.annotation.ConfigurationClassEnhancer$BeanMethodInterceptor.intercept(ConfigurationClassEnhancer.java:363)
    at org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorAutoConfiguration$$EnhancerBySpringCGLIB$$2bdcf8ee.healthIndicatorRegistry(<generated>)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:154)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:622)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:607)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1305)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1144)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1247)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:857)
    at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:760)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:509)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1305)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1144)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:1105)
    at org.springframework.boot.actuate.endpoint.annotation.EndpointDiscoverer.createEndpointBean(EndpointDiscoverer.java:149)
    at org.springframework.boot.actuate.endpoint.annotation.EndpointDiscoverer.createEndpointBeans(EndpointDiscoverer.java:136)
    at org.springframework.boot.actuate.endpoint.annotation.EndpointDiscoverer.discoverEndpoints(EndpointDiscoverer.java:125)
    at org.springframework.boot.actuate.endpoint.annotation.EndpointDiscoverer.getEndpoints(EndpointDiscoverer.java:119)
    at org.springframework.boot.actuate.autoconfigure.endpoint.web.ServletEndpointManagementContextConfiguration$WebMvcServletEndpointManagementContextConfiguration.servletEndpointRegistrar(ServletEndpointManagementContextConfiguration.java:76)
    at org.springframework.boot.actuate.autoconfigure.endpoint.web.ServletEndpointManagementContextConfiguration$WebMvcServletEndpointManagementContextConfiguration$$EnhancerBySpringCGLIB$$d88f3509.CGLIB$servletEndpointRegistrar$0(<generated>)
    at org.springframework.boot.actuate.autoconfigure.endpoint.web.ServletEndpointManagementContextConfiguration$WebMvcServletEndpointManagementContextConfiguration$$EnhancerBySpringCGLIB$$d88f3509$$FastClassBySpringCGLIB$$85a9a8b0.invoke(<generated>)
    at org.springframework.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:244)
    at org.springframework.context.annotation.ConfigurationClassEnhancer$BeanMethodInterceptor.intercept(ConfigurationClassEnhancer.java:363)
    at org.springframework.boot.actuate.autoconfigure.endpoint.web.ServletEndpointManagementContextConfiguration$WebMvcServletEndpointManagementContextConfiguration$$EnhancerBySpringCGLIB$$d88f3509.servletEndpointRegistrar(<generated>)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:154)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:622)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:607)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1305)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1144)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:204)
    at org.springframework.boot.web.servlet.ServletContextInitializerBeans.getOrderedBeansOfType(ServletContextInitializerBeans.java:235)
    at org.springframework.boot.web.servlet.ServletContextInitializerBeans.getOrderedBeansOfType(ServletContextInitializerBeans.java:226)
    at org.springframework.boot.web.servlet.ServletContextInitializerBeans.addServletContextInitializerBeans(ServletContextInitializerBeans.java:101)
    at org.springframework.boot.web.servlet.ServletContextInitializerBeans.<init>(ServletContextInitializerBeans.java:88)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.getServletContextInitializerBeans(ServletWebServerApplicationContext.java:261)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.selfInitialize(ServletWebServerApplicationContext.java:234)
    at org.springframework.boot.web.embedded.tomcat.TomcatStarter.onStartup(TomcatStarter.java:54)
    at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5125)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1377)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1367)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)
    at java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:134)
    at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:902)
    at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:831)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1377)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1367)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)
    at java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:134)
    at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:902)
    at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:262)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.core.StandardService.startInternal(StandardService.java:423)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:928)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.startup.Tomcat.start(Tomcat.java:455)
    at org.springframework.boot.web.embedded.tomcat.TomcatWebServer.initialize(TomcatWebServer.java:106)
    at org.springframework.boot.web.embedded.tomcat.TomcatWebServer.<init>(TomcatWebServer.java:86)
    at org.springframework.boot.web.embedded.tomcat.TomcatServletWebServerFactory.getTomcatWebServer(TomcatServletWebServerFactory.java:415)
    at org.springframework.boot.web.embedded.tomcat.TomcatServletWebServerFactory.getWebServer(TomcatServletWebServerFactory.java:174)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.createWebServer(ServletWebServerApplicationContext.java:181)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.onRefresh(ServletWebServerApplicationContext.java:154)
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:543)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248)
    at org.jeecg.JeecgApplication.main(JeecgApplication.java:23)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 170 common frames omitted
INFO 2019-06-20 07:00:20,564 初始共加载 1 个数据源 afterPropertiesSet DynamicRoutingDataSource.java 189
INFO 2019-06-20 07:00:20,565 动态数据源-加载 master 成功 addDataSource DynamicRoutingDataSource.java 135
INFO 2019-06-20 07:00:20,566 当前的默认数据源是单数据源,数据源名为 master afterPropertiesSet DynamicRoutingDataSource.java 198
ERROR 2019-06-20 07:00:22,557 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy-jeecg-boot?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 23 common frames omitted
ERROR 2019-06-20 07:00:24,565 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy-jeecg-boot?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 23 common frames omitted
ERROR 2019-06-20 07:00:27,073 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy-jeecg-boot?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 23 common frames omitted
ERROR 2019-06-20 07:00:29,581 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy-jeecg-boot?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    at java.net.Socket.connect(Socket.java:589)
    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
     ... 23 common frames omitted
ERROR 2019-06-20 07:00:31,616 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy-jeecg-boot?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:633)
    at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1014)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2199)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.io.EOFException: Can not read response from server. Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost.
    at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:3014)
    at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:568)
     ... 24 common frames omitted
ERROR 2019-06-20 07:00:32,122 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy-jeecg-boot?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:633)
    at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1014)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2199)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.io.EOFException: Can not read response from server. Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost.
    at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:3014)
    at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:568)
     ... 24 common frames omitted
ERROR 2019-06-20 07:00:32,630 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy-jeecg-boot?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:633)
    at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1014)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2199)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.io.EOFException: Can not read response from server. Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost.
    at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:3014)
    at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:568)
     ... 24 common frames omitted
ERROR 2019-06-20 07:00:33,137 create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/wy-jeecg-boot?characterEncoding=UTF-8&useUnicode=true&useSSL=false, errorCode 0, state 08S01 run DruidDataSource.java 2471
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
    at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:633)
    at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1014)
    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2199)
    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:786)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:218)
    at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1560)
    at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1623)
    at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2468)
Caused by: java.io.EOFException: Can not read response from server. Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost.
    at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:3014)
    at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:568)
     ... 24 common frames omitted
INFO 2019-06-20 07:00:38,209 Using default implementation for ThreadExecutor instantiate StdSchedulerFactory.java 1208
INFO 2019-06-20 07:00:38,226 Initialized Scheduler Signaller of type: class org.quartz.core.SchedulerSignalerImpl <init> SchedulerSignalerImpl.java 61
INFO 2019-06-20 07:00:38,227 Quartz Scheduler v.2.3.0 created. <init> QuartzScheduler.java 229
INFO 2019-06-20 07:00:38,233 Using db table-based data access locking (synchronization). initialize JobStoreSupport.java 672
INFO 2019-06-20 07:00:38,236 JobStoreCMT initialized. initialize JobStoreCMT.java 145
INFO 2019-06-20 07:00:38,238 Scheduler meta-data: Quartz Scheduler (v2.3.0) 'quartzScheduler' with instanceId 'NON_CLUSTERED' Scheduler class: 'org.quartz.core.QuartzScheduler' - running locally. NOT STARTED. Currently in standby mode. Number of jobs executed: 0 Using thread pool 'org.quartz.simpl.SimpleThreadPool' - with 10 threads. Using job-store 'org.springframework.scheduling.quartz.LocalDataSourceJobStore' - which supports persistence. and is not clustered. initialize QuartzScheduler.java 294
INFO 2019-06-20 07:00:38,239 Quartz scheduler 'quartzScheduler' initialized from an externally provided properties instance. instantiate StdSchedulerFactory.java 1362
INFO 2019-06-20 07:00:38,239 Quartz scheduler version: 2.3.0 instantiate StdSchedulerFactory.java 1366
INFO 2019-06-20 07:00:38,240 JobFactory set to: org.springframework.scheduling.quartz.SpringBeanJobFactory@6a278584 setJobFactory QuartzScheduler.java 2287
INFO 2019-06-20 07:00:41,549 Exposing 2 endpoint(s) beneath base path '/actuator' <init> EndpointLinksResolver.java 59
INFO 2019-06-20 07:00:41,916 Mapped URL path [/v2/api-docs] onto method [public org.springframework.http.ResponseEntity<springfox.documentation.spring.web.json.Json> springfox.documentation.swagger2.web.Swagger2Controller.getDocumentation(java.lang.String,javax.servlet.http.HttpServletRequest)] initHandlerMethods PropertySourcedRequestMappingHandlerMapping.java 69
INFO 2019-06-20 07:00:42,499 Initializing ExecutorService 'applicationTaskExecutor' initialize ExecutorConfigurationSupport.java 171
INFO 2019-06-20 07:00:44,392 Context refreshed start DocumentationPluginsBootstrapper.java 160
INFO 2019-06-20 07:00:44,425 Found 1 custom documentation plugin(s) start DocumentationPluginsBootstrapper.java 163
INFO 2019-06-20 07:00:44,490 Scanning for api listing references scan ApiListingReferenceScanner.java 41
INFO 2019-06-20 07:00:44,857 Starting Quartz Scheduler now startScheduler SchedulerFactoryBean.java 726
INFO 2019-06-20 07:00:45,119 Freed 0 triggers from 'acquired' / 'blocked' state. recoverJobs JobStoreSupport.java 866
INFO 2019-06-20 07:00:45,148 Recovering 0 jobs that were in-progress at the time of the last shut-down. recoverJobs JobStoreSupport.java 876
INFO 2019-06-20 07:00:45,149 Recovery complete. recoverJobs JobStoreSupport.java 889
INFO 2019-06-20 07:00:45,152 Removed 0 'complete' triggers. recoverJobs JobStoreSupport.java 896
INFO 2019-06-20 07:00:45,157 Removed 0 stale fired job entries. recoverJobs JobStoreSupport.java 901
INFO 2019-06-20 07:00:45,160 Scheduler quartzScheduler_$_NON_CLUSTERED started. start QuartzScheduler.java 547
INFO 2019-06-20 07:00:45,185 Starting ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-20 07:00:45,227 Tomcat started on port(s): 8080 (http) with context path '/jeecg-boot' start TomcatWebServer.java 204
INFO 2019-06-20 07:00:45,232 Started JeecgApplication in 37.898 seconds (JVM running for 40.873) logStarted StartupInfoLogger.java 59
INFO 2019-06-20 07:00:45,254 ---------------------------------------------------------- Application Jeecg-Boot is running! Access URLs: Local: http://localhost:8080/jeecg-boot/ External: http://169.254.129.98:8080/jeecg-boot/ swagger-ui: http://169.254.129.98:8080/jeecg-boot/swagger-ui.html Doc: http://169.254.129.98:8080/jeecg-boot/doc.html ---------------------------------------------------------- main JeecgApplication.java 28
INFO 2019-06-20 07:00:45,851 Initializing Spring DispatcherServlet 'dispatcherServlet' log DirectJDKLog.java 173
INFO 2019-06-20 07:00:45,852 Initializing Servlet 'dispatcherServlet' initServletBean FrameworkServlet.java 524
INFO 2019-06-20 07:00:45,892 Completed initialization in 39 ms initServletBean FrameworkServlet.java 546
INFO 2019-06-20 07:00:57,664 Starting without optional epoll library <clinit> EpollProvider.java 68
INFO 2019-06-20 07:00:57,667 Starting without optional kqueue library <clinit> KqueueProvider.java 70
INFO 2019-06-20 07:01:01,247 ------ 通过令牌获取用户拥有的访问菜单 ---- TOKEN ------ eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJleHAiOjE1NjA5ODcwNjAsInVzZXJuYW1lIjoiYWRtaW4ifQ.kAlEcUwk6UsLQxcbMAKCBBUWgDhcysNGnStnNqUOL5Q getUserPermissionByToken SysPermissionController.java 118
ERROR 2019-06-20 07:01:02,587 预览图片失败D:\upFiles\user\20190119\logo-2_1547868176839.png (系统找不到指定的路径。) view CommonController.java 119
INFO 2019-06-20 07:03:03,564 dictCode : msgType getDictItems SysDictController.java 129
INFO 2019-06-20 07:03:03,604 无缓存dictCache的时候调用这里! queryDictItemsByCode SysDictServiceImpl.java 45
INFO 2019-06-20 07:03:03,674 Result(success=true, message=操作成功!, code=0, result=[DictModel(value=1, text=短信), DictModel(value=2, text=邮件), DictModel(value=3, text=微信)], timestamp=1560985383565) getDictItems SysDictController.java 148
Logback Log Messages

Log session start time Fri Jun 21 09:05:33 CST 2019

Level Date Message MethodOfCaller FileOfCaller LineOfCaller
INFO 2019-06-20 11:06:02,989 Starting JeecgApplication on DESKTOP-8J2A4Q5 with PID 11936 (D:\project\ufo\jeecg-boot\jeecg-boot-module-system\target\classes started by wangYan in D:\project\ufo\jeecg-boot) logStarting StartupInfoLogger.java 50
INFO 2019-06-20 11:06:02,998 The following profiles are active: dev logStartupProfileInfo SpringApplication.java 679
INFO 2019-06-20 11:06:07,675 Multiple Spring Data modules found, entering strict repository configuration mode! multipleStoresDetected RepositoryConfigurationDelegate.java 244
INFO 2019-06-20 11:06:07,684 Bootstrapping Spring Data repositories in DEFAULT mode. registerRepositoriesIn RepositoryConfigurationDelegate.java 126
INFO 2019-06-20 11:06:07,987 Finished Spring Data repository scanning in 224ms. Found 0 repository interfaces. registerRepositoriesIn RepositoryConfigurationDelegate.java 182
INFO 2019-06-20 11:06:09,436 Bean 'shiroConfig' of type [org.jeecg.config.ShiroConfig$$EnhancerBySpringCGLIB$$cd5af4b7] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 11:06:09,783 Bean 'shiroRealm' of type [org.jeecg.modules.shiro.authc.ShiroRealm] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 11:06:09,852 Bean 'securityManager' of type [org.apache.shiro.web.mgt.DefaultWebSecurityManager] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 11:06:09,942 Bean 'authorizationAttributeSourceAdvisor' of type [org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 11:06:10,197 Bean 'org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration' of type [org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration$$EnhancerBySpringCGLIB$$ad558b21] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 11:06:10,874 Bean 'spring.datasource.dynamic-com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 11:06:10,888 Bean 'com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration$$EnhancerBySpringCGLIB$$16e3fbf2] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 11:06:10,916 Bean 'dsProcessor' of type [com.baomidou.dynamic.datasource.processor.DsHeaderProcessor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 11:06:10,940 Bean 'dynamicDatasourceAnnotationAdvisor' of type [com.baomidou.dynamic.datasource.aop.DynamicDataSourceAnnotationAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 11:06:10,994 Bean 'spring.redis-org.springframework.boot.autoconfigure.data.redis.RedisProperties' of type [org.springframework.boot.autoconfigure.data.redis.RedisProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 11:06:11,017 Bean 'org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration' of type [org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration$$EnhancerBySpringCGLIB$$c26f496b] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 11:06:11,437 Bean 'lettuceClientResources' of type [io.lettuce.core.resource.DefaultClientResources] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 11:06:11,795 Bean 'redisConnectionFactory' of type [org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 11:06:11,863 Bean 'redisConfig' of type [org.jeecg.config.RedisConfig$$EnhancerBySpringCGLIB$$18297c01] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 11:06:12,039 Bean 'org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration' of type [org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration$$EnhancerBySpringCGLIB$$c06e68d1] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 11:06:12,084 Bean 'eventBus' of type [org.apache.shiro.event.support.DefaultEventBus] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-20 11:06:14,509 Tomcat initialized with port(s): 8080 (http) initialize TomcatWebServer.java 90
INFO 2019-06-20 11:06:14,633 Initializing ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-20 11:06:14,667 Starting service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-20 11:06:14,668 Starting Servlet engine: [Apache Tomcat/9.0.16] log DirectJDKLog.java 173
INFO 2019-06-20 11:06:14,712 The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: [D:\software\Java\jdk1.8.0_211\bin;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\ProgramData\DockerDesktop\version-bin;C:\Program Files\Docker\Docker\Resources\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\WINDOWS\System32\OpenSSH\;D:\software\nodejs\;D:\software\Yarn\bin\;C:\Users\wangYan\AppData\Local\Microsoft\WindowsApps;C:\Users\wangYan\AppData\Roaming\npm;C:\Users\wangYan\AppData\Local\Yarn\bin;.] log DirectJDKLog.java 173
INFO 2019-06-20 11:06:15,216 Initializing Spring embedded WebApplicationContext log DirectJDKLog.java 173
INFO 2019-06-20 11:06:15,217 Root WebApplicationContext: initialization completed in 12092 ms prepareWebApplicationContext ServletWebServerApplicationContext.java 296
INFO 2019-06-20 11:06:16,205 动态数据源-检测到druid存在,如配置中未指定type,druid会默认配置 <init> DynamicDataSourceCreator.java 109
INFO 2019-06-20 11:06:17,190 {dataSource-1,master} inited init DruidDataSource.java 930
INFO 2019-06-20 11:06:17,192 初始共加载 1 个数据源 afterPropertiesSet DynamicRoutingDataSource.java 189
INFO 2019-06-20 11:06:17,193 动态数据源-加载 master 成功 addDataSource DynamicRoutingDataSource.java 135
INFO 2019-06-20 11:06:17,194 当前的默认数据源是单数据源,数据源名为 master afterPropertiesSet DynamicRoutingDataSource.java 198
INFO 2019-06-20 11:06:25,418 Using default implementation for ThreadExecutor instantiate StdSchedulerFactory.java 1208
INFO 2019-06-20 11:06:25,473 Initialized Scheduler Signaller of type: class org.quartz.core.SchedulerSignalerImpl <init> SchedulerSignalerImpl.java 61
INFO 2019-06-20 11:06:25,473 Quartz Scheduler v.2.3.0 created. <init> QuartzScheduler.java 229
INFO 2019-06-20 11:06:25,485 Using db table-based data access locking (synchronization). initialize JobStoreSupport.java 672
INFO 2019-06-20 11:06:25,492 JobStoreCMT initialized. initialize JobStoreCMT.java 145
INFO 2019-06-20 11:06:25,495 Scheduler meta-data: Quartz Scheduler (v2.3.0) 'quartzScheduler' with instanceId 'NON_CLUSTERED' Scheduler class: 'org.quartz.core.QuartzScheduler' - running locally. NOT STARTED. Currently in standby mode. Number of jobs executed: 0 Using thread pool 'org.quartz.simpl.SimpleThreadPool' - with 10 threads. Using job-store 'org.springframework.scheduling.quartz.LocalDataSourceJobStore' - which supports persistence. and is not clustered. initialize QuartzScheduler.java 294
INFO 2019-06-20 11:06:25,496 Quartz scheduler 'quartzScheduler' initialized from an externally provided properties instance. instantiate StdSchedulerFactory.java 1362
INFO 2019-06-20 11:06:25,497 Quartz scheduler version: 2.3.0 instantiate StdSchedulerFactory.java 1366
INFO 2019-06-20 11:06:25,498 JobFactory set to: org.springframework.scheduling.quartz.SpringBeanJobFactory@639fa1a7 setJobFactory QuartzScheduler.java 2287
INFO 2019-06-20 11:06:30,775 Exposing 2 endpoint(s) beneath base path '/actuator' <init> EndpointLinksResolver.java 59
INFO 2019-06-20 11:06:31,311 Mapped URL path [/v2/api-docs] onto method [public org.springframework.http.ResponseEntity<springfox.documentation.spring.web.json.Json> springfox.documentation.swagger2.web.Swagger2Controller.getDocumentation(java.lang.String,javax.servlet.http.HttpServletRequest)] initHandlerMethods PropertySourcedRequestMappingHandlerMapping.java 69
INFO 2019-06-20 11:06:32,248 Initializing ExecutorService 'applicationTaskExecutor' initialize ExecutorConfigurationSupport.java 171
INFO 2019-06-20 11:06:35,731 Context refreshed start DocumentationPluginsBootstrapper.java 160
INFO 2019-06-20 11:06:35,793 Found 1 custom documentation plugin(s) start DocumentationPluginsBootstrapper.java 163
INFO 2019-06-20 11:06:35,905 Scanning for api listing references scan ApiListingReferenceScanner.java 41
INFO 2019-06-20 11:06:36,511 Starting Quartz Scheduler now startScheduler SchedulerFactoryBean.java 726
INFO 2019-06-20 11:06:37,151 Freed 0 triggers from 'acquired' / 'blocked' state. recoverJobs JobStoreSupport.java 866
INFO 2019-06-20 11:06:37,170 Recovering 0 jobs that were in-progress at the time of the last shut-down. recoverJobs JobStoreSupport.java 876
INFO 2019-06-20 11:06:37,171 Recovery complete. recoverJobs JobStoreSupport.java 889
INFO 2019-06-20 11:06:37,175 Removed 0 'complete' triggers. recoverJobs JobStoreSupport.java 896
INFO 2019-06-20 11:06:37,182 Removed 0 stale fired job entries. recoverJobs JobStoreSupport.java 901
INFO 2019-06-20 11:06:37,186 Scheduler quartzScheduler_$_NON_CLUSTERED started. start QuartzScheduler.java 547
INFO 2019-06-20 11:06:37,222 Starting ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-20 11:06:37,301 Tomcat started on port(s): 8080 (http) with context path '/jeecg-boot' start TomcatWebServer.java 204
INFO 2019-06-20 11:06:37,310 Started JeecgApplication in 36.982 seconds (JVM running for 63.945) logStarted StartupInfoLogger.java 59
INFO 2019-06-20 11:06:37,338 ---------------------------------------------------------- Application Jeecg-Boot is running! Access URLs: Local: http://localhost:8080/jeecg-boot/ External: http://169.254.129.98:8080/jeecg-boot/ swagger-ui: http://169.254.129.98:8080/jeecg-boot/swagger-ui.html Doc: http://169.254.129.98:8080/jeecg-boot/doc.html ---------------------------------------------------------- main JeecgApplication.java 27
Logback Log Messages

Log session start time Fri Jun 21 09:11:22 CST 2019

Level Date Message MethodOfCaller FileOfCaller LineOfCaller
INFO 2019-06-21 09:05:33,560 Starting JeecgApplication on DESKTOP-8J2A4Q5 with PID 3668 (D:\project\ufo\jeecg-boot\module-system\target\classes started by wangYan in D:\project\ufo\jeecg-boot) logStarting StartupInfoLogger.java 50
INFO 2019-06-21 09:05:33,568 The following profiles are active: dev logStartupProfileInfo SpringApplication.java 679
WARN 2019-06-21 09:05:35,573 No MyBatis mapper was found in '[org.jeecg.modules.**.mapper*]' package. Please check your configuration. doScan ClassPathMapperScanner.java 166
WARN 2019-06-21 09:05:35,880 No MyBatis mapper was found in '[name.wangyan]' package. Please check your configuration. doScan ClassPathMapperScanner.java 166
INFO 2019-06-21 09:05:36,167 Multiple Spring Data modules found, entering strict repository configuration mode! multipleStoresDetected RepositoryConfigurationDelegate.java 244
INFO 2019-06-21 09:05:36,171 Bootstrapping Spring Data repositories in DEFAULT mode. registerRepositoriesIn RepositoryConfigurationDelegate.java 126
INFO 2019-06-21 09:05:36,285 Finished Spring Data repository scanning in 86ms. Found 0 repository interfaces. registerRepositoriesIn RepositoryConfigurationDelegate.java 182
INFO 2019-06-21 09:05:36,769 Bean 'shiroConfig' of type [name.wangyan.config.ShiroConfig$$EnhancerBySpringCGLIB$$118a50b1] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:05:36,887 Bean 'shiroRealm' of type [name.wangyan.modules.shiro.authc.ShiroRealm] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:05:37,533 Bean 'securityManager' of type [org.apache.shiro.web.mgt.DefaultWebSecurityManager] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:05:37,577 Bean 'authorizationAttributeSourceAdvisor' of type [org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:05:37,794 Bean 'org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration' of type [org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration$$EnhancerBySpringCGLIB$$2d23b457] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:05:38,050 Bean 'spring.datasource.dynamic-com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:05:38,060 Bean 'com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration$$EnhancerBySpringCGLIB$$96b22528] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:05:38,081 Bean 'dsProcessor' of type [com.baomidou.dynamic.datasource.processor.DsHeaderProcessor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:05:38,093 Bean 'dynamicDatasourceAnnotationAdvisor' of type [com.baomidou.dynamic.datasource.aop.DynamicDataSourceAnnotationAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:05:38,128 Bean 'spring.redis-org.springframework.boot.autoconfigure.data.redis.RedisProperties' of type [org.springframework.boot.autoconfigure.data.redis.RedisProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:05:38,143 Bean 'org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration' of type [org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration$$EnhancerBySpringCGLIB$$423d72a1] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:05:38,315 Bean 'lettuceClientResources' of type [io.lettuce.core.resource.DefaultClientResources] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:05:38,446 Bean 'redisConnectionFactory' of type [org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:05:38,478 Bean 'redisConfig' of type [name.wangyan.config.RedisConfig$$EnhancerBySpringCGLIB$$5c58d7fb] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:05:38,541 Bean 'org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration' of type [org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration$$EnhancerBySpringCGLIB$$403c9207] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:05:38,552 Bean 'eventBus' of type [org.apache.shiro.event.support.DefaultEventBus] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:05:39,203 Tomcat initialized with port(s): 8080 (http) initialize TomcatWebServer.java 90
INFO 2019-06-21 09:05:39,226 Initializing ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-21 09:05:39,243 Starting service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-21 09:05:39,244 Starting Servlet engine: [Apache Tomcat/9.0.16] log DirectJDKLog.java 173
INFO 2019-06-21 09:05:39,253 The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: [D:\software\Java\jdk1.8.0_211\bin;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\ProgramData\DockerDesktop\version-bin;C:\Program Files\Docker\Docker\Resources\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\WINDOWS\System32\OpenSSH\;D:\software\nodejs\;D:\software\Yarn\bin\;C:\Users\wangYan\AppData\Local\Microsoft\WindowsApps;C:\Users\wangYan\AppData\Roaming\npm;C:\Users\wangYan\AppData\Local\Yarn\bin;.] log DirectJDKLog.java 173
INFO 2019-06-21 09:05:39,442 Initializing Spring embedded WebApplicationContext log DirectJDKLog.java 173
INFO 2019-06-21 09:05:39,443 Root WebApplicationContext: initialization completed in 5744 ms prepareWebApplicationContext ServletWebServerApplicationContext.java 296
INFO 2019-06-21 09:05:40,072 动态数据源-检测到druid存在,如配置中未指定type,druid会默认配置 <init> DynamicDataSourceCreator.java 109
INFO 2019-06-21 09:05:40,552 {dataSource-1,master} inited init DruidDataSource.java 930
INFO 2019-06-21 09:05:40,554 初始共加载 1 个数据源 afterPropertiesSet DynamicRoutingDataSource.java 189
INFO 2019-06-21 09:05:40,554 动态数据源-加载 master 成功 addDataSource DynamicRoutingDataSource.java 135
INFO 2019-06-21 09:05:40,555 当前的默认数据源是单数据源,数据源名为 master afterPropertiesSet DynamicRoutingDataSource.java 198
WARN 2019-06-21 09:05:41,362 Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoController': Unsatisfied dependency expressed through field 'service'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoServiceImpl': Unsatisfied dependency expressed through field 'baseMapper'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)} refresh AbstractApplicationContext.java 557
INFO 2019-06-21 09:05:41,363 closing dynamicDatasource ing.... destroy DynamicRoutingDataSource.java 175
INFO 2019-06-21 09:05:41,372 {dataSource-1} closed close DruidDataSource.java 1825
INFO 2019-06-21 09:05:41,403 Stopping service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-21 09:05:41,430 Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled. logMessage ConditionEvaluationReportLoggingListener.java 142
ERROR 2019-06-21 09:05:41,600 Application run failed reportFailure SpringApplication.java 858
org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoController': Unsatisfied dependency expressed through field 'service'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoServiceImpl': Unsatisfied dependency expressed through field 'baseMapper'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:596)
    at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:90)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:374)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1395)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:592)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:849)
    at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:877)
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:549)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248)
    at name.wangyan.JeecgApplication.main(JeecgApplication.java:19)
Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoServiceImpl': Unsatisfied dependency expressed through field 'baseMapper'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:596)
    at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:90)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:374)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1395)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:592)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1247)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:593)
     ... 19 common frames omitted
Caused by: org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.raiseNoMatchingBeanFound(DefaultListableBeanFactory.java:1654)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1213)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:593)
     ... 32 common frames omitted
Logback Log Messages

Log session start time Fri Jun 21 09:11:44 CST 2019

Level Date Message MethodOfCaller FileOfCaller LineOfCaller
INFO 2019-06-21 09:11:23,031 Starting JeecgApplication on DESKTOP-8J2A4Q5 with PID 13632 (D:\project\ufo\jeecg-boot\module-system\target\classes started by wangYan in D:\project\ufo\jeecg-boot) logStarting StartupInfoLogger.java 50
INFO 2019-06-21 09:11:23,037 The following profiles are active: dev logStartupProfileInfo SpringApplication.java 679
WARN 2019-06-21 09:11:25,378 No MyBatis mapper was found in '[org.jeecg.modules.**.mapper*]' package. Please check your configuration. doScan ClassPathMapperScanner.java 166
WARN 2019-06-21 09:11:25,838 No MyBatis mapper was found in '[name.wangyan]' package. Please check your configuration. doScan ClassPathMapperScanner.java 166
INFO 2019-06-21 09:11:26,215 Multiple Spring Data modules found, entering strict repository configuration mode! multipleStoresDetected RepositoryConfigurationDelegate.java 244
INFO 2019-06-21 09:11:26,221 Bootstrapping Spring Data repositories in DEFAULT mode. registerRepositoriesIn RepositoryConfigurationDelegate.java 126
INFO 2019-06-21 09:11:26,424 Finished Spring Data repository scanning in 169ms. Found 0 repository interfaces. registerRepositoriesIn RepositoryConfigurationDelegate.java 182
INFO 2019-06-21 09:11:27,717 Bean 'shiroConfig' of type [name.wangyan.config.ShiroConfig$$EnhancerBySpringCGLIB$$b13e0707] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:27,942 Bean 'shiroRealm' of type [name.wangyan.modules.shiro.authc.ShiroRealm] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:27,988 Bean 'securityManager' of type [org.apache.shiro.web.mgt.DefaultWebSecurityManager] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:28,054 Bean 'authorizationAttributeSourceAdvisor' of type [org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:28,247 Bean 'org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration' of type [org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration$$EnhancerBySpringCGLIB$$ccd76aad] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:28,607 Bean 'spring.datasource.dynamic-com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:28,621 Bean 'com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration$$EnhancerBySpringCGLIB$$3665db7e] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:28,652 Bean 'dsProcessor' of type [com.baomidou.dynamic.datasource.processor.DsHeaderProcessor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:28,668 Bean 'dynamicDatasourceAnnotationAdvisor' of type [com.baomidou.dynamic.datasource.aop.DynamicDataSourceAnnotationAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:28,711 Bean 'spring.redis-org.springframework.boot.autoconfigure.data.redis.RedisProperties' of type [org.springframework.boot.autoconfigure.data.redis.RedisProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:28,733 Bean 'org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration' of type [org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration$$EnhancerBySpringCGLIB$$e1f128f7] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:28,951 Bean 'lettuceClientResources' of type [io.lettuce.core.resource.DefaultClientResources] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:29,122 Bean 'redisConnectionFactory' of type [org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:29,165 Bean 'redisConfig' of type [name.wangyan.config.RedisConfig$$EnhancerBySpringCGLIB$$fc0c8e51] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:29,255 Bean 'org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration' of type [org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration$$EnhancerBySpringCGLIB$$dff0485d] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:29,271 Bean 'eventBus' of type [org.apache.shiro.event.support.DefaultEventBus] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:30,166 Tomcat initialized with port(s): 8080 (http) initialize TomcatWebServer.java 90
INFO 2019-06-21 09:11:30,199 Initializing ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-21 09:11:30,220 Starting service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-21 09:11:30,220 Starting Servlet engine: [Apache Tomcat/9.0.16] log DirectJDKLog.java 173
INFO 2019-06-21 09:11:30,232 The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: [D:\software\Java\jdk1.8.0_211\bin;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\ProgramData\DockerDesktop\version-bin;C:\Program Files\Docker\Docker\Resources\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\WINDOWS\System32\OpenSSH\;D:\software\nodejs\;D:\software\Yarn\bin\;C:\Users\wangYan\AppData\Local\Microsoft\WindowsApps;C:\Users\wangYan\AppData\Roaming\npm;C:\Users\wangYan\AppData\Local\Yarn\bin;.] log DirectJDKLog.java 173
INFO 2019-06-21 09:11:30,532 Initializing Spring embedded WebApplicationContext log DirectJDKLog.java 173
INFO 2019-06-21 09:11:30,533 Root WebApplicationContext: initialization completed in 7398 ms prepareWebApplicationContext ServletWebServerApplicationContext.java 296
INFO 2019-06-21 09:11:31,407 动态数据源-检测到druid存在,如配置中未指定type,druid会默认配置 <init> DynamicDataSourceCreator.java 109
INFO 2019-06-21 09:11:31,898 {dataSource-1,master} inited init DruidDataSource.java 930
INFO 2019-06-21 09:11:31,900 初始共加载 1 个数据源 afterPropertiesSet DynamicRoutingDataSource.java 189
INFO 2019-06-21 09:11:31,901 动态数据源-加载 master 成功 addDataSource DynamicRoutingDataSource.java 135
INFO 2019-06-21 09:11:31,902 当前的默认数据源是单数据源,数据源名为 master afterPropertiesSet DynamicRoutingDataSource.java 198
WARN 2019-06-21 09:11:33,030 Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoController': Unsatisfied dependency expressed through field 'service'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoServiceImpl': Unsatisfied dependency expressed through field 'baseMapper'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)} __refresh AbstractApplicationContext.java 557
INFO 2019-06-21 09:11:33,035 closing dynamicDatasource ing.... destroy DynamicRoutingDataSource.java 175
INFO 2019-06-21 09:11:33,053 {dataSource-1} closed close DruidDataSource.java 1825
INFO 2019-06-21 09:11:33,111 Stopping service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-21 09:11:33,153 Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled. logMessage ConditionEvaluationReportLoggingListener.java 142
ERROR 2019-06-21 09:11:33,362 Application run failed reportFailure SpringApplication.java 858
org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoController': Unsatisfied dependency expressed through field 'service'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoServiceImpl': Unsatisfied dependency expressed through field 'baseMapper'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:596)
    at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:90)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:374)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1395)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:592)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:849)
    at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:877)
    at org.springframework.context.support.AbstractApplicationContext.__refresh(AbstractApplicationContext.java:549)
    at org.springframework.context.support.AbstractApplicationContext.jrLockAndRefresh(AbstractApplicationContext.java:40002)
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:41008)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248)
    at name.wangyan.JeecgApplication.main(JeecgApplication.java:19)
Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoServiceImpl': Unsatisfied dependency expressed through field 'baseMapper'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:596)
    at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:90)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:374)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1395)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:592)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1247)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:593)
     ... 21 common frames omitted
Caused by: org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.raiseNoMatchingBeanFound(DefaultListableBeanFactory.java:1654)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1213)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:593)
     ... 34 common frames omitted
Logback Log Messages

Log session start time Fri Jun 21 09:58:21 CST 2019

Level Date Message MethodOfCaller FileOfCaller LineOfCaller
INFO 2019-06-21 09:11:44,513 Starting JeecgApplication on DESKTOP-8J2A4Q5 with PID 5324 (D:\project\ufo\jeecg-boot\module-system\target\classes started by wangYan in D:\project\ufo\jeecg-boot) logStarting StartupInfoLogger.java 50
INFO 2019-06-21 09:11:44,520 The following profiles are active: dev logStartupProfileInfo SpringApplication.java 679
WARN 2019-06-21 09:11:46,138 No MyBatis mapper was found in '[org.jeecg.modules.**.mapper*]' package. Please check your configuration. doScan ClassPathMapperScanner.java 166
WARN 2019-06-21 09:11:46,425 No MyBatis mapper was found in '[name.wangyan]' package. Please check your configuration. doScan ClassPathMapperScanner.java 166
INFO 2019-06-21 09:11:46,681 Multiple Spring Data modules found, entering strict repository configuration mode! multipleStoresDetected RepositoryConfigurationDelegate.java 244
INFO 2019-06-21 09:11:46,685 Bootstrapping Spring Data repositories in DEFAULT mode. registerRepositoriesIn RepositoryConfigurationDelegate.java 126
INFO 2019-06-21 09:11:46,783 Finished Spring Data repository scanning in 78ms. Found 0 repository interfaces. registerRepositoriesIn RepositoryConfigurationDelegate.java 182
INFO 2019-06-21 09:11:47,237 Bean 'shiroConfig' of type [name.wangyan.config.ShiroConfig$$EnhancerBySpringCGLIB$$cd8174f4] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:47,352 Bean 'shiroRealm' of type [name.wangyan.modules.shiro.authc.ShiroRealm] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:47,966 Bean 'securityManager' of type [org.apache.shiro.web.mgt.DefaultWebSecurityManager] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:48,009 Bean 'authorizationAttributeSourceAdvisor' of type [org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:48,124 Bean 'org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration' of type [org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration$$EnhancerBySpringCGLIB$$e91ad89a] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:48,457 Bean 'spring.datasource.dynamic-com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:48,466 Bean 'com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration$$EnhancerBySpringCGLIB$$52a9496b] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:48,487 Bean 'dsProcessor' of type [com.baomidou.dynamic.datasource.processor.DsHeaderProcessor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:48,496 Bean 'dynamicDatasourceAnnotationAdvisor' of type [com.baomidou.dynamic.datasource.aop.DynamicDataSourceAnnotationAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:48,530 Bean 'spring.redis-org.springframework.boot.autoconfigure.data.redis.RedisProperties' of type [org.springframework.boot.autoconfigure.data.redis.RedisProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:48,545 Bean 'org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration' of type [org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration$$EnhancerBySpringCGLIB$$fe3496e4] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:48,700 Bean 'lettuceClientResources' of type [io.lettuce.core.resource.DefaultClientResources] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:48,821 Bean 'redisConnectionFactory' of type [org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:48,854 Bean 'redisConfig' of type [name.wangyan.config.RedisConfig$$EnhancerBySpringCGLIB$$184ffc3e] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:48,918 Bean 'org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration' of type [org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration$$EnhancerBySpringCGLIB$$fc33b64a] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:48,930 Bean 'eventBus' of type [org.apache.shiro.event.support.DefaultEventBus] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:11:49,570 Tomcat initialized with port(s): 8080 (http) initialize TomcatWebServer.java 90
INFO 2019-06-21 09:11:49,594 Initializing ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-21 09:11:49,613 Starting service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-21 09:11:49,614 Starting Servlet engine: [Apache Tomcat/9.0.16] log DirectJDKLog.java 173
INFO 2019-06-21 09:11:49,622 The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: [D:\software\Java\jdk1.8.0_211\bin;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\ProgramData\DockerDesktop\version-bin;C:\Program Files\Docker\Docker\Resources\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\WINDOWS\System32\OpenSSH\;D:\software\nodejs\;D:\software\Yarn\bin\;C:\Users\wangYan\AppData\Local\Microsoft\WindowsApps;C:\Users\wangYan\AppData\Roaming\npm;C:\Users\wangYan\AppData\Local\Yarn\bin;.] log DirectJDKLog.java 173
INFO 2019-06-21 09:11:49,822 Initializing Spring embedded WebApplicationContext log DirectJDKLog.java 173
INFO 2019-06-21 09:11:49,823 Root WebApplicationContext: initialization completed in 5179 ms prepareWebApplicationContext ServletWebServerApplicationContext.java 296
INFO 2019-06-21 09:11:50,457 动态数据源-检测到druid存在,如配置中未指定type,druid会默认配置 <init> DynamicDataSourceCreator.java 109
INFO 2019-06-21 09:11:50,918 {dataSource-1,master} inited init DruidDataSource.java 930
INFO 2019-06-21 09:11:50,919 初始共加载 1 个数据源 afterPropertiesSet DynamicRoutingDataSource.java 189
INFO 2019-06-21 09:11:50,920 动态数据源-加载 master 成功 addDataSource DynamicRoutingDataSource.java 135
INFO 2019-06-21 09:11:50,921 当前的默认数据源是单数据源,数据源名为 master afterPropertiesSet DynamicRoutingDataSource.java 198
WARN 2019-06-21 09:11:51,751 Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoController': Unsatisfied dependency expressed through field 'service'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoServiceImpl': Unsatisfied dependency expressed through field 'baseMapper'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)} refresh AbstractApplicationContext.java 557
INFO 2019-06-21 09:11:51,752 closing dynamicDatasource ing.... destroy DynamicRoutingDataSource.java 175
INFO 2019-06-21 09:11:51,761 {dataSource-1} closed close DruidDataSource.java 1825
INFO 2019-06-21 09:11:51,792 Stopping service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-21 09:11:51,819 Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled. logMessage ConditionEvaluationReportLoggingListener.java 142
ERROR 2019-06-21 09:11:51,989 Application run failed reportFailure SpringApplication.java 858
org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoController': Unsatisfied dependency expressed through field 'service'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoServiceImpl': Unsatisfied dependency expressed through field 'baseMapper'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:596)
    at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:90)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:374)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1395)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:592)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:849)
    at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:877)
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:549)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248)
    at name.wangyan.JeecgApplication.main(JeecgApplication.java:19)
Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoServiceImpl': Unsatisfied dependency expressed through field 'baseMapper'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:596)
    at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:90)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:374)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1395)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:592)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1247)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:593)
     ... 19 common frames omitted
Caused by: org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.raiseNoMatchingBeanFound(DefaultListableBeanFactory.java:1654)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1213)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:593)
     ... 32 common frames omitted
Logback Log Messages

Log session start time Fri Jun 21 09:58:58 CST 2019

Level Date Message MethodOfCaller FileOfCaller LineOfCaller
INFO 2019-06-21 09:58:21,360 Starting JeecgApplication on DESKTOP-8J2A4Q5 with PID 1048 (D:\project\ufo\jeecg-boot\module-system\target\classes started by wangYan in D:\project\ufo\jeecg-boot) logStarting StartupInfoLogger.java 50
INFO 2019-06-21 09:58:21,366 The following profiles are active: dev logStartupProfileInfo SpringApplication.java 679
WARN 2019-06-21 09:58:23,260 No MyBatis mapper was found in '[org.jeecg.modules.**.mapper*]' package. Please check your configuration. doScan ClassPathMapperScanner.java 166
WARN 2019-06-21 09:58:23,613 No MyBatis mapper was found in '[name.wangyan]' package. Please check your configuration. doScan ClassPathMapperScanner.java 166
INFO 2019-06-21 09:58:23,882 Multiple Spring Data modules found, entering strict repository configuration mode! multipleStoresDetected RepositoryConfigurationDelegate.java 244
INFO 2019-06-21 09:58:23,886 Bootstrapping Spring Data repositories in DEFAULT mode. registerRepositoriesIn RepositoryConfigurationDelegate.java 126
INFO 2019-06-21 09:58:23,998 Finished Spring Data repository scanning in 92ms. Found 0 repository interfaces. registerRepositoriesIn RepositoryConfigurationDelegate.java 182
INFO 2019-06-21 09:58:24,547 Bean 'shiroConfig' of type [name.wangyan.config.ShiroConfig$$EnhancerBySpringCGLIB$$ed11a6f4] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:58:24,674 Bean 'shiroRealm' of type [name.wangyan.modules.shiro.authc.ShiroRealm] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:58:25,293 Bean 'securityManager' of type [org.apache.shiro.web.mgt.DefaultWebSecurityManager] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:58:25,336 Bean 'authorizationAttributeSourceAdvisor' of type [org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:58:25,561 Bean 'org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration' of type [org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration$$EnhancerBySpringCGLIB$$8ab0a9a] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:58:25,836 Bean 'spring.datasource.dynamic-com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:58:25,847 Bean 'com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration$$EnhancerBySpringCGLIB$$72397b6b] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:58:25,877 Bean 'dsProcessor' of type [com.baomidou.dynamic.datasource.processor.DsHeaderProcessor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:58:25,893 Bean 'dynamicDatasourceAnnotationAdvisor' of type [com.baomidou.dynamic.datasource.aop.DynamicDataSourceAnnotationAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:58:25,940 Bean 'spring.redis-org.springframework.boot.autoconfigure.data.redis.RedisProperties' of type [org.springframework.boot.autoconfigure.data.redis.RedisProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:58:25,955 Bean 'org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration' of type [org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration$$EnhancerBySpringCGLIB$$1dc4c8e4] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:58:26,111 Bean 'lettuceClientResources' of type [io.lettuce.core.resource.DefaultClientResources] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:58:26,233 Bean 'redisConnectionFactory' of type [org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:58:26,264 Bean 'redisConfig' of type [name.wangyan.config.RedisConfig$$EnhancerBySpringCGLIB$$37e02e3e] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:58:26,337 Bean 'org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration' of type [org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration$$EnhancerBySpringCGLIB$$1bc3e84a] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:58:26,349 Bean 'eventBus' of type [org.apache.shiro.event.support.DefaultEventBus] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:58:27,039 Tomcat initialized with port(s): 8080 (http) initialize TomcatWebServer.java 90
INFO 2019-06-21 09:58:27,064 Initializing ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-21 09:58:27,085 Starting service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-21 09:58:27,086 Starting Servlet engine: [Apache Tomcat/9.0.16] log DirectJDKLog.java 173
INFO 2019-06-21 09:58:27,097 The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: [D:\software\Java\jdk1.8.0_211\bin;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\ProgramData\DockerDesktop\version-bin;C:\Program Files\Docker\Docker\Resources\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\WINDOWS\System32\OpenSSH\;D:\software\nodejs\;D:\software\Yarn\bin\;C:\Users\wangYan\AppData\Local\Microsoft\WindowsApps;C:\Users\wangYan\AppData\Roaming\npm;C:\Users\wangYan\AppData\Local\Yarn\bin;.] log DirectJDKLog.java 173
INFO 2019-06-21 09:58:27,321 Initializing Spring embedded WebApplicationContext log DirectJDKLog.java 173
INFO 2019-06-21 09:58:27,322 Root WebApplicationContext: initialization completed in 5832 ms prepareWebApplicationContext ServletWebServerApplicationContext.java 296
INFO 2019-06-21 09:58:28,101 动态数据源-检测到druid存在,如配置中未指定type,druid会默认配置 <init> DynamicDataSourceCreator.java 109
INFO 2019-06-21 09:58:28,581 {dataSource-1,master} inited init DruidDataSource.java 930
INFO 2019-06-21 09:58:28,583 初始共加载 1 个数据源 afterPropertiesSet DynamicRoutingDataSource.java 189
INFO 2019-06-21 09:58:28,584 动态数据源-加载 master 成功 addDataSource DynamicRoutingDataSource.java 135
INFO 2019-06-21 09:58:28,586 当前的默认数据源是单数据源,数据源名为 master afterPropertiesSet DynamicRoutingDataSource.java 198
WARN 2019-06-21 09:58:29,485 Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoController': Unsatisfied dependency expressed through field 'service'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoServiceImpl': Unsatisfied dependency expressed through field 'baseMapper'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)} refresh AbstractApplicationContext.java 557
INFO 2019-06-21 09:58:29,487 closing dynamicDatasource ing.... destroy DynamicRoutingDataSource.java 175
INFO 2019-06-21 09:58:29,496 {dataSource-1} closed close DruidDataSource.java 1825
INFO 2019-06-21 09:58:29,530 Stopping service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-21 09:58:29,559 Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled. logMessage ConditionEvaluationReportLoggingListener.java 142
ERROR 2019-06-21 09:58:29,740 Application run failed reportFailure SpringApplication.java 858
org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoController': Unsatisfied dependency expressed through field 'service'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoServiceImpl': Unsatisfied dependency expressed through field 'baseMapper'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:596)
    at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:90)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:374)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1395)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:592)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:849)
    at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:877)
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:549)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248)
    at name.wangyan.JeecgApplication.main(JeecgApplication.java:19)
Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoServiceImpl': Unsatisfied dependency expressed through field 'baseMapper'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:596)
    at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:90)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:374)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1395)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:592)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1247)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:593)
     ... 19 common frames omitted
Caused by: org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.raiseNoMatchingBeanFound(DefaultListableBeanFactory.java:1654)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1213)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:593)
     ... 32 common frames omitted
Logback Log Messages

Log session start time Fri Jun 21 09:59:33 CST 2019

Level Date Message MethodOfCaller FileOfCaller LineOfCaller
INFO 2019-06-21 09:58:58,454 Starting JeecgApplication on DESKTOP-8J2A4Q5 with PID 10052 (D:\project\ufo\jeecg-boot\module-system\target\classes started by wangYan in D:\project\ufo\jeecg-boot) logStarting StartupInfoLogger.java 50
INFO 2019-06-21 09:58:58,460 The following profiles are active: dev logStartupProfileInfo SpringApplication.java 679
WARN 2019-06-21 09:59:00,156 No MyBatis mapper was found in '[org.jeecg.modules.**.mapper*]' package. Please check your configuration. doScan ClassPathMapperScanner.java 166
WARN 2019-06-21 09:59:00,478 No MyBatis mapper was found in '[name.wangyan]' package. Please check your configuration. doScan ClassPathMapperScanner.java 166
INFO 2019-06-21 09:59:00,770 Multiple Spring Data modules found, entering strict repository configuration mode! multipleStoresDetected RepositoryConfigurationDelegate.java 244
INFO 2019-06-21 09:59:00,774 Bootstrapping Spring Data repositories in DEFAULT mode. registerRepositoriesIn RepositoryConfigurationDelegate.java 126
INFO 2019-06-21 09:59:00,865 Finished Spring Data repository scanning in 65ms. Found 0 repository interfaces. registerRepositoriesIn RepositoryConfigurationDelegate.java 182
INFO 2019-06-21 09:59:01,389 Bean 'shiroConfig' of type [name.wangyan.config.ShiroConfig$$EnhancerBySpringCGLIB$$e30ce405] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:01,525 Bean 'shiroRealm' of type [name.wangyan.modules.shiro.authc.ShiroRealm] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:02,142 Bean 'securityManager' of type [org.apache.shiro.web.mgt.DefaultWebSecurityManager] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:02,292 Bean 'authorizationAttributeSourceAdvisor' of type [org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:02,436 Bean 'org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration' of type [org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration$$EnhancerBySpringCGLIB$$fea647ab] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:02,708 Bean 'spring.datasource.dynamic-com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:02,720 Bean 'com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration$$EnhancerBySpringCGLIB$$6834b87c] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:02,745 Bean 'dsProcessor' of type [com.baomidou.dynamic.datasource.processor.DsHeaderProcessor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:02,757 Bean 'dynamicDatasourceAnnotationAdvisor' of type [com.baomidou.dynamic.datasource.aop.DynamicDataSourceAnnotationAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:02,796 Bean 'spring.redis-org.springframework.boot.autoconfigure.data.redis.RedisProperties' of type [org.springframework.boot.autoconfigure.data.redis.RedisProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:02,812 Bean 'org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration' of type [org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration$$EnhancerBySpringCGLIB$$13c005f5] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:02,999 Bean 'lettuceClientResources' of type [io.lettuce.core.resource.DefaultClientResources] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:03,135 Bean 'redisConnectionFactory' of type [org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:03,175 Bean 'redisConfig' of type [name.wangyan.config.RedisConfig$$EnhancerBySpringCGLIB$$2ddb6b4f] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:03,251 Bean 'org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration' of type [org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration$$EnhancerBySpringCGLIB$$11bf255b] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:03,266 Bean 'eventBus' of type [org.apache.shiro.event.support.DefaultEventBus] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:04,036 Tomcat initialized with port(s): 8080 (http) initialize TomcatWebServer.java 90
INFO 2019-06-21 09:59:04,062 Initializing ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-21 09:59:04,082 Starting service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-21 09:59:04,082 Starting Servlet engine: [Apache Tomcat/9.0.16] log DirectJDKLog.java 173
INFO 2019-06-21 09:59:04,093 The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: [D:\software\Java\jdk1.8.0_211\bin;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\ProgramData\DockerDesktop\version-bin;C:\Program Files\Docker\Docker\Resources\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\WINDOWS\System32\OpenSSH\;D:\software\nodejs\;D:\software\Yarn\bin\;C:\Users\wangYan\AppData\Local\Microsoft\WindowsApps;C:\Users\wangYan\AppData\Roaming\npm;C:\Users\wangYan\AppData\Local\Yarn\bin;.] log DirectJDKLog.java 173
INFO 2019-06-21 09:59:04,305 Initializing Spring embedded WebApplicationContext log DirectJDKLog.java 173
INFO 2019-06-21 09:59:04,306 Root WebApplicationContext: initialization completed in 5770 ms prepareWebApplicationContext ServletWebServerApplicationContext.java 296
INFO 2019-06-21 09:59:05,203 动态数据源-检测到druid存在,如配置中未指定type,druid会默认配置 <init> DynamicDataSourceCreator.java 109
INFO 2019-06-21 09:59:05,680 {dataSource-1,master} inited init DruidDataSource.java 930
INFO 2019-06-21 09:59:05,681 初始共加载 1 个数据源 afterPropertiesSet DynamicRoutingDataSource.java 189
INFO 2019-06-21 09:59:05,682 动态数据源-加载 master 成功 addDataSource DynamicRoutingDataSource.java 135
INFO 2019-06-21 09:59:05,683 当前的默认数据源是单数据源,数据源名为 master afterPropertiesSet DynamicRoutingDataSource.java 198
WARN 2019-06-21 09:59:06,765 Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoController': Unsatisfied dependency expressed through field 'service'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoServiceImpl': Unsatisfied dependency expressed through field 'baseMapper'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)} refresh AbstractApplicationContext.java 557
INFO 2019-06-21 09:59:06,766 closing dynamicDatasource ing.... destroy DynamicRoutingDataSource.java 175
INFO 2019-06-21 09:59:06,777 {dataSource-1} closed close DruidDataSource.java 1825
INFO 2019-06-21 09:59:06,813 Stopping service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-21 09:59:06,842 Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled. logMessage ConditionEvaluationReportLoggingListener.java 142
ERROR 2019-06-21 09:59:07,044 Application run failed reportFailure SpringApplication.java 858
org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoController': Unsatisfied dependency expressed through field 'service'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoServiceImpl': Unsatisfied dependency expressed through field 'baseMapper'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:596)
    at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:90)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:374)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1395)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:592)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:849)
    at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:877)
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:549)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248)
    at name.wangyan.JeecgApplication.main(JeecgApplication.java:19)
Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoServiceImpl': Unsatisfied dependency expressed through field 'baseMapper'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:596)
    at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:90)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:374)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1395)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:592)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1247)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:593)
     ... 19 common frames omitted
Caused by: org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.raiseNoMatchingBeanFound(DefaultListableBeanFactory.java:1654)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1213)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:593)
     ... 32 common frames omitted
Logback Log Messages

Log session start time Fri Jun 21 10:00:24 CST 2019

Level Date Message MethodOfCaller FileOfCaller LineOfCaller
INFO 2019-06-21 09:59:33,987 Starting JeecgApplication on DESKTOP-8J2A4Q5 with PID 11472 (D:\project\ufo\jeecg-boot\module-system\target\classes started by wangYan in D:\project\ufo\jeecg-boot) logStarting StartupInfoLogger.java 50
INFO 2019-06-21 09:59:33,993 The following profiles are active: dev logStartupProfileInfo SpringApplication.java 679
WARN 2019-06-21 09:59:35,628 No MyBatis mapper was found in '[org.jeecg.modules.**.mapper*]' package. Please check your configuration. doScan ClassPathMapperScanner.java 166
WARN 2019-06-21 09:59:35,914 No MyBatis mapper was found in '[name.wangyan]' package. Please check your configuration. doScan ClassPathMapperScanner.java 166
INFO 2019-06-21 09:59:36,157 Multiple Spring Data modules found, entering strict repository configuration mode! multipleStoresDetected RepositoryConfigurationDelegate.java 244
INFO 2019-06-21 09:59:36,162 Bootstrapping Spring Data repositories in DEFAULT mode. registerRepositoriesIn RepositoryConfigurationDelegate.java 126
INFO 2019-06-21 09:59:36,262 Finished Spring Data repository scanning in 79ms. Found 0 repository interfaces. registerRepositoriesIn RepositoryConfigurationDelegate.java 182
INFO 2019-06-21 09:59:36,724 Bean 'shiroConfig' of type [name.wangyan.config.ShiroConfig$$EnhancerBySpringCGLIB$$4838de9] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:36,848 Bean 'shiroRealm' of type [name.wangyan.modules.shiro.authc.ShiroRealm] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:37,453 Bean 'securityManager' of type [org.apache.shiro.web.mgt.DefaultWebSecurityManager] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:37,496 Bean 'authorizationAttributeSourceAdvisor' of type [org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:37,611 Bean 'org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration' of type [org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration$$EnhancerBySpringCGLIB$$201cf18f] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:37,941 Bean 'spring.datasource.dynamic-com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:37,951 Bean 'com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration$$EnhancerBySpringCGLIB$$89ab6260] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:37,970 Bean 'dsProcessor' of type [com.baomidou.dynamic.datasource.processor.DsHeaderProcessor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:37,981 Bean 'dynamicDatasourceAnnotationAdvisor' of type [com.baomidou.dynamic.datasource.aop.DynamicDataSourceAnnotationAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:38,014 Bean 'spring.redis-org.springframework.boot.autoconfigure.data.redis.RedisProperties' of type [org.springframework.boot.autoconfigure.data.redis.RedisProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:38,029 Bean 'org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration' of type [org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration$$EnhancerBySpringCGLIB$$3536afd9] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:38,199 Bean 'lettuceClientResources' of type [io.lettuce.core.resource.DefaultClientResources] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:38,330 Bean 'redisConnectionFactory' of type [org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:38,362 Bean 'redisConfig' of type [name.wangyan.config.RedisConfig$$EnhancerBySpringCGLIB$$4f521533] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:38,425 Bean 'org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration' of type [org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration$$EnhancerBySpringCGLIB$$3335cf3f] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:38,436 Bean 'eventBus' of type [org.apache.shiro.event.support.DefaultEventBus] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 09:59:39,071 Tomcat initialized with port(s): 8080 (http) initialize TomcatWebServer.java 90
INFO 2019-06-21 09:59:39,093 Initializing ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-21 09:59:39,110 Starting service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-21 09:59:39,111 Starting Servlet engine: [Apache Tomcat/9.0.16] log DirectJDKLog.java 173
INFO 2019-06-21 09:59:39,119 The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: [D:\software\Java\jdk1.8.0_211\bin;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\ProgramData\DockerDesktop\version-bin;C:\Program Files\Docker\Docker\Resources\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\WINDOWS\System32\OpenSSH\;D:\software\nodejs\;D:\software\Yarn\bin\;C:\Users\wangYan\AppData\Local\Microsoft\WindowsApps;C:\Users\wangYan\AppData\Roaming\npm;C:\Users\wangYan\AppData\Local\Yarn\bin;.] log DirectJDKLog.java 173
INFO 2019-06-21 09:59:39,306 Initializing Spring embedded WebApplicationContext log DirectJDKLog.java 173
INFO 2019-06-21 09:59:39,307 Root WebApplicationContext: initialization completed in 5192 ms prepareWebApplicationContext ServletWebServerApplicationContext.java 296
INFO 2019-06-21 09:59:39,960 动态数据源-检测到druid存在,如配置中未指定type,druid会默认配置 <init> DynamicDataSourceCreator.java 109
INFO 2019-06-21 09:59:40,418 {dataSource-1,master} inited init DruidDataSource.java 930
INFO 2019-06-21 09:59:40,419 初始共加载 1 个数据源 afterPropertiesSet DynamicRoutingDataSource.java 189
INFO 2019-06-21 09:59:40,420 动态数据源-加载 master 成功 addDataSource DynamicRoutingDataSource.java 135
INFO 2019-06-21 09:59:40,421 当前的默认数据源是单数据源,数据源名为 master afterPropertiesSet DynamicRoutingDataSource.java 198
WARN 2019-06-21 09:59:41,260 Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoController': Unsatisfied dependency expressed through field 'service'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoServiceImpl': Unsatisfied dependency expressed through field 'baseMapper'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)} refresh AbstractApplicationContext.java 557
INFO 2019-06-21 09:59:41,262 closing dynamicDatasource ing.... destroy DynamicRoutingDataSource.java 175
INFO 2019-06-21 09:59:41,271 {dataSource-1} closed close DruidDataSource.java 1825
INFO 2019-06-21 09:59:41,303 Stopping service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-21 09:59:41,332 Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled. logMessage ConditionEvaluationReportLoggingListener.java 142
ERROR 2019-06-21 09:59:41,517 Application run failed reportFailure SpringApplication.java 858
org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoController': Unsatisfied dependency expressed through field 'service'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoServiceImpl': Unsatisfied dependency expressed through field 'baseMapper'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:596)
    at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:90)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:374)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1395)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:592)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:849)
    at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:877)
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:549)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248)
    at name.wangyan.JeecgApplication.main(JeecgApplication.java:19)
Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoServiceImpl': Unsatisfied dependency expressed through field 'baseMapper'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:596)
    at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:90)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:374)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1395)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:592)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1247)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:593)
     ... 19 common frames omitted
Caused by: org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.raiseNoMatchingBeanFound(DefaultListableBeanFactory.java:1654)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1213)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:593)
     ... 32 common frames omitted
Logback Log Messages

Log session start time Fri Jun 21 10:08:12 CST 2019

Level Date Message MethodOfCaller FileOfCaller LineOfCaller
INFO 2019-06-21 10:00:24,714 Starting JeecgApplication on DESKTOP-8J2A4Q5 with PID 6672 (D:\project\ufo\jeecg-boot\module-system\target\classes started by wangYan in D:\project\ufo\jeecg-boot) logStarting StartupInfoLogger.java 50
INFO 2019-06-21 10:00:24,723 The following profiles are active: dev logStartupProfileInfo SpringApplication.java 679
WARN 2019-06-21 10:00:26,556 No MyBatis mapper was found in '[org.jeecg.modules.**.mapper*]' package. Please check your configuration. doScan ClassPathMapperScanner.java 166
WARN 2019-06-21 10:00:26,863 No MyBatis mapper was found in '[name.wangyan]' package. Please check your configuration. doScan ClassPathMapperScanner.java 166
INFO 2019-06-21 10:00:27,104 Multiple Spring Data modules found, entering strict repository configuration mode! multipleStoresDetected RepositoryConfigurationDelegate.java 244
INFO 2019-06-21 10:00:27,109 Bootstrapping Spring Data repositories in DEFAULT mode. registerRepositoriesIn RepositoryConfigurationDelegate.java 126
INFO 2019-06-21 10:00:27,213 Finished Spring Data repository scanning in 81ms. Found 0 repository interfaces. registerRepositoriesIn RepositoryConfigurationDelegate.java 182
INFO 2019-06-21 10:00:27,691 Bean 'shiroConfig' of type [name.wangyan.config.ShiroConfig$$EnhancerBySpringCGLIB$$156851bc] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:00:27,807 Bean 'shiroRealm' of type [name.wangyan.modules.shiro.authc.ShiroRealm] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:00:28,441 Bean 'securityManager' of type [org.apache.shiro.web.mgt.DefaultWebSecurityManager] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:00:28,488 Bean 'authorizationAttributeSourceAdvisor' of type [org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:00:28,710 Bean 'org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration' of type [org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration$$EnhancerBySpringCGLIB$$3101b562] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:00:28,950 Bean 'spring.datasource.dynamic-com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:00:28,960 Bean 'com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration$$EnhancerBySpringCGLIB$$9a902633] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:00:28,981 Bean 'dsProcessor' of type [com.baomidou.dynamic.datasource.processor.DsHeaderProcessor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:00:28,992 Bean 'dynamicDatasourceAnnotationAdvisor' of type [com.baomidou.dynamic.datasource.aop.DynamicDataSourceAnnotationAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:00:29,027 Bean 'spring.redis-org.springframework.boot.autoconfigure.data.redis.RedisProperties' of type [org.springframework.boot.autoconfigure.data.redis.RedisProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:00:29,042 Bean 'org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration' of type [org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration$$EnhancerBySpringCGLIB$$461b73ac] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:00:29,203 Bean 'lettuceClientResources' of type [io.lettuce.core.resource.DefaultClientResources] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:00:29,326 Bean 'redisConnectionFactory' of type [org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:00:29,359 Bean 'redisConfig' of type [name.wangyan.config.RedisConfig$$EnhancerBySpringCGLIB$$6036d906] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:00:29,425 Bean 'org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration' of type [org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration$$EnhancerBySpringCGLIB$$441a9312] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:00:29,437 Bean 'eventBus' of type [org.apache.shiro.event.support.DefaultEventBus] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:00:30,067 Tomcat initialized with port(s): 8080 (http) initialize TomcatWebServer.java 90
INFO 2019-06-21 10:00:30,089 Initializing ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-21 10:00:30,107 Starting service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-21 10:00:30,108 Starting Servlet engine: [Apache Tomcat/9.0.16] log DirectJDKLog.java 173
INFO 2019-06-21 10:00:30,116 The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: [D:\software\Java\jdk1.8.0_211\bin;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\ProgramData\DockerDesktop\version-bin;C:\Program Files\Docker\Docker\Resources\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\WINDOWS\System32\OpenSSH\;D:\software\nodejs\;D:\software\Yarn\bin\;C:\Users\wangYan\AppData\Local\Microsoft\WindowsApps;C:\Users\wangYan\AppData\Roaming\npm;C:\Users\wangYan\AppData\Local\Yarn\bin;.] log DirectJDKLog.java 173
INFO 2019-06-21 10:00:30,318 Initializing Spring embedded WebApplicationContext log DirectJDKLog.java 173
INFO 2019-06-21 10:00:30,319 Root WebApplicationContext: initialization completed in 5467 ms prepareWebApplicationContext ServletWebServerApplicationContext.java 296
INFO 2019-06-21 10:00:31,105 动态数据源-检测到druid存在,如配置中未指定type,druid会默认配置 <init> DynamicDataSourceCreator.java 109
INFO 2019-06-21 10:00:31,554 {dataSource-1,master} inited init DruidDataSource.java 930
INFO 2019-06-21 10:00:31,555 初始共加载 1 个数据源 afterPropertiesSet DynamicRoutingDataSource.java 189
INFO 2019-06-21 10:00:31,556 动态数据源-加载 master 成功 addDataSource DynamicRoutingDataSource.java 135
INFO 2019-06-21 10:00:31,557 当前的默认数据源是单数据源,数据源名为 master afterPropertiesSet DynamicRoutingDataSource.java 198
WARN 2019-06-21 10:00:32,420 Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoController': Unsatisfied dependency expressed through field 'service'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoServiceImpl': Unsatisfied dependency expressed through field 'baseMapper'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)} refresh AbstractApplicationContext.java 557
INFO 2019-06-21 10:00:32,421 closing dynamicDatasource ing.... destroy DynamicRoutingDataSource.java 175
INFO 2019-06-21 10:00:32,431 {dataSource-1} closed close DruidDataSource.java 1825
INFO 2019-06-21 10:00:32,462 Stopping service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-21 10:00:32,488 Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled. logMessage ConditionEvaluationReportLoggingListener.java 142
ERROR 2019-06-21 10:00:32,650 Application run failed reportFailure SpringApplication.java 858
org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoController': Unsatisfied dependency expressed through field 'service'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoServiceImpl': Unsatisfied dependency expressed through field 'baseMapper'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:596)
    at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:90)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:374)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1395)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:592)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:849)
    at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:877)
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:549)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248)
    at name.wangyan.JeecgApplication.main(JeecgApplication.java:19)
Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoServiceImpl': Unsatisfied dependency expressed through field 'baseMapper'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:596)
    at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:90)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:374)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1395)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:592)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1247)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:593)
     ... 19 common frames omitted
Caused by: org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.raiseNoMatchingBeanFound(DefaultListableBeanFactory.java:1654)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1213)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:593)
     ... 32 common frames omitted
Logback Log Messages

Log session start time Fri Jun 21 10:51:53 CST 2019

Level Date Message MethodOfCaller FileOfCaller LineOfCaller
INFO 2019-06-21 10:08:12,950 Starting Application on DESKTOP-8J2A4Q5 with PID 2024 (D:\project\ufo\jeecg-boot\module-system\target\classes started by wangYan in D:\project\ufo\jeecg-boot) logStarting StartupInfoLogger.java 50
INFO 2019-06-21 10:08:12,957 The following profiles are active: dev logStartupProfileInfo SpringApplication.java 679
WARN 2019-06-21 10:08:15,248 No MyBatis mapper was found in '[org.jeecg.modules.**.mapper*]' package. Please check your configuration. doScan ClassPathMapperScanner.java 166
WARN 2019-06-21 10:08:15,703 No MyBatis mapper was found in '[name.wangyan]' package. Please check your configuration. doScan ClassPathMapperScanner.java 166
INFO 2019-06-21 10:08:16,084 Multiple Spring Data modules found, entering strict repository configuration mode! multipleStoresDetected RepositoryConfigurationDelegate.java 244
INFO 2019-06-21 10:08:16,090 Bootstrapping Spring Data repositories in DEFAULT mode. registerRepositoriesIn RepositoryConfigurationDelegate.java 126
INFO 2019-06-21 10:08:16,279 Finished Spring Data repository scanning in 154ms. Found 0 repository interfaces. registerRepositoriesIn RepositoryConfigurationDelegate.java 182
INFO 2019-06-21 10:08:17,264 Bean 'shiroConfig' of type [name.wangyan.config.ShiroConfig$$EnhancerBySpringCGLIB$$8ae024f8] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:08:17,786 Bean 'shiroRealm' of type [name.wangyan.modules.shiro.authc.ShiroRealm] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:08:17,830 Bean 'securityManager' of type [org.apache.shiro.web.mgt.DefaultWebSecurityManager] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:08:17,895 Bean 'authorizationAttributeSourceAdvisor' of type [org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:08:18,074 Bean 'org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration' of type [org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration$$EnhancerBySpringCGLIB$$a679889e] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:08:18,464 Bean 'spring.datasource.dynamic-com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:08:18,478 Bean 'com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration$$EnhancerBySpringCGLIB$$1007f96f] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:08:18,507 Bean 'dsProcessor' of type [com.baomidou.dynamic.datasource.processor.DsHeaderProcessor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:08:18,523 Bean 'dynamicDatasourceAnnotationAdvisor' of type [com.baomidou.dynamic.datasource.aop.DynamicDataSourceAnnotationAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:08:18,565 Bean 'spring.redis-org.springframework.boot.autoconfigure.data.redis.RedisProperties' of type [org.springframework.boot.autoconfigure.data.redis.RedisProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:08:18,585 Bean 'org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration' of type [org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration$$EnhancerBySpringCGLIB$$bb9346e8] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:08:18,800 Bean 'lettuceClientResources' of type [io.lettuce.core.resource.DefaultClientResources] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:08:18,961 Bean 'redisConnectionFactory' of type [org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:08:19,005 Bean 'redisConfig' of type [name.wangyan.config.RedisConfig$$EnhancerBySpringCGLIB$$d5aeac42] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:08:19,095 Bean 'org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration' of type [org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration$$EnhancerBySpringCGLIB$$b992664e] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:08:19,111 Bean 'eventBus' of type [org.apache.shiro.event.support.DefaultEventBus] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:08:20,087 Tomcat initialized with port(s): 8080 (http) initialize TomcatWebServer.java 90
INFO 2019-06-21 10:08:20,123 Initializing ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-21 10:08:20,144 Starting service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-21 10:08:20,145 Starting Servlet engine: [Apache Tomcat/9.0.16] log DirectJDKLog.java 173
INFO 2019-06-21 10:08:20,157 The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: [D:\software\Java\jdk1.8.0_211\bin;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\ProgramData\DockerDesktop\version-bin;C:\Program Files\Docker\Docker\Resources\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\WINDOWS\System32\OpenSSH\;D:\software\nodejs\;D:\software\Yarn\bin\;C:\Users\wangYan\AppData\Local\Microsoft\WindowsApps;C:\Users\wangYan\AppData\Roaming\npm;C:\Users\wangYan\AppData\Local\Yarn\bin;.] log DirectJDKLog.java 173
INFO 2019-06-21 10:08:20,442 Initializing Spring embedded WebApplicationContext log DirectJDKLog.java 173
INFO 2019-06-21 10:08:20,443 Root WebApplicationContext: initialization completed in 7381 ms prepareWebApplicationContext ServletWebServerApplicationContext.java 296
INFO 2019-06-21 10:08:21,335 动态数据源-检测到druid存在,如配置中未指定type,druid会默认配置 <init> DynamicDataSourceCreator.java 109
INFO 2019-06-21 10:08:21,860 {dataSource-1,master} inited init DruidDataSource.java 930
INFO 2019-06-21 10:08:21,861 初始共加载 1 个数据源 afterPropertiesSet DynamicRoutingDataSource.java 189
INFO 2019-06-21 10:08:21,862 动态数据源-加载 master 成功 addDataSource DynamicRoutingDataSource.java 135
INFO 2019-06-21 10:08:21,863 当前的默认数据源是单数据源,数据源名为 master afterPropertiesSet DynamicRoutingDataSource.java 198
WARN 2019-06-21 10:08:23,115 Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoController': Unsatisfied dependency expressed through field 'service'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoServiceImpl': Unsatisfied dependency expressed through field 'baseMapper'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)} __refresh AbstractApplicationContext.java 557
INFO 2019-06-21 10:08:23,119 closing dynamicDatasource ing.... destroy DynamicRoutingDataSource.java 175
INFO 2019-06-21 10:08:23,132 {dataSource-1} closed close DruidDataSource.java 1825
INFO 2019-06-21 10:08:23,173 Stopping service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-21 10:08:23,214 Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled. logMessage ConditionEvaluationReportLoggingListener.java 142
ERROR 2019-06-21 10:08:23,411 Application run failed reportFailure SpringApplication.java 858
org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoController': Unsatisfied dependency expressed through field 'service'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoServiceImpl': Unsatisfied dependency expressed through field 'baseMapper'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:596)
    at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:90)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:374)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1395)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:592)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:849)
    at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:877)
    at org.springframework.context.support.AbstractApplicationContext.__refresh(AbstractApplicationContext.java:549)
    at org.springframework.context.support.AbstractApplicationContext.jrLockAndRefresh(AbstractApplicationContext.java:40002)
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:41008)
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142)
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775)
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:316)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248)
    at name.wangyan.Application.main(Application.java:21)
Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'jeecgDemoServiceImpl': Unsatisfied dependency expressed through field 'baseMapper'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:596)
    at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:90)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:374)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1395)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:592)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515)
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
    at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1247)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:593)
     ... 21 common frames omitted
Caused by: org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'name.wangyan.modules.demo.test.mapper.JeecgDemoMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.raiseNoMatchingBeanFound(DefaultListableBeanFactory.java:1654)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1213)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:593)
     ... 34 common frames omitted
Level Date Message MethodOfCaller FileOfCaller LineOfCaller
INFO 2019-06-21 10:51:53,877 Starting Application on DESKTOP-8J2A4Q5 with PID 10884 (D:\project\ufo\jeecg-boot\module-system\target\classes started by wangYan in D:\project\ufo\jeecg-boot) logStarting StartupInfoLogger.java 50
INFO 2019-06-21 10:51:53,887 The following profiles are active: dev logStartupProfileInfo SpringApplication.java 679
INFO 2019-06-21 10:51:57,432 Multiple Spring Data modules found, entering strict repository configuration mode! multipleStoresDetected RepositoryConfigurationDelegate.java 244
INFO 2019-06-21 10:51:57,440 Bootstrapping Spring Data repositories in DEFAULT mode. registerRepositoriesIn RepositoryConfigurationDelegate.java 126
INFO 2019-06-21 10:51:57,667 Finished Spring Data repository scanning in 182ms. Found 0 repository interfaces. registerRepositoriesIn RepositoryConfigurationDelegate.java 182
INFO 2019-06-21 10:51:59,006 Bean 'shiroConfig' of type [name.wangyan.config.ShiroConfig$$EnhancerBySpringCGLIB$$b35ddc87] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:51:59,301 Bean 'shiroRealm' of type [name.wangyan.modules.shiro.authc.ShiroRealm] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:51:59,364 Bean 'securityManager' of type [org.apache.shiro.web.mgt.DefaultWebSecurityManager] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:51:59,456 Bean 'authorizationAttributeSourceAdvisor' of type [org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:51:59,662 Bean 'org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration' of type [org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration$$EnhancerBySpringCGLIB$$cef7402d] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:52:00,077 Bean 'spring.datasource.dynamic-com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:52:00,093 Bean 'com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration$$EnhancerBySpringCGLIB$$3885b0fe] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:52:00,124 Bean 'dsProcessor' of type [com.baomidou.dynamic.datasource.processor.DsHeaderProcessor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:52:00,143 Bean 'dynamicDatasourceAnnotationAdvisor' of type [com.baomidou.dynamic.datasource.aop.DynamicDataSourceAnnotationAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:52:00,188 Bean 'spring.redis-org.springframework.boot.autoconfigure.data.redis.RedisProperties' of type [org.springframework.boot.autoconfigure.data.redis.RedisProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:52:00,210 Bean 'org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration' of type [org.springframework.boot.autoconfigure.data.redis.LettuceConnectionConfiguration$$EnhancerBySpringCGLIB$$e410fe77] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:52:00,513 Bean 'lettuceClientResources' of type [io.lettuce.core.resource.DefaultClientResources] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:52:00,736 Bean 'redisConnectionFactory' of type [org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:52:00,784 Bean 'redisConfig' of type [name.wangyan.config.RedisConfig$$EnhancerBySpringCGLIB$$fe2c63d1] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:52:00,893 Bean 'org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration' of type [org.apache.shiro.spring.boot.autoconfigure.ShiroBeanAutoConfiguration$$EnhancerBySpringCGLIB$$e2101ddd] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:52:00,912 Bean 'eventBus' of type [org.apache.shiro.event.support.DefaultEventBus] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying) postProcessAfterInitialization PostProcessorRegistrationDelegate.java 330
INFO 2019-06-21 10:52:02,004 Tomcat initialized with port(s): 8080 (http) initialize TomcatWebServer.java 90
INFO 2019-06-21 10:52:02,043 Initializing ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-21 10:52:02,066 Starting service [Tomcat] log DirectJDKLog.java 173
INFO 2019-06-21 10:52:02,067 Starting Servlet engine: [Apache Tomcat/9.0.16] log DirectJDKLog.java 173
INFO 2019-06-21 10:52:02,080 The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: [D:\software\Java\jdk1.8.0_211\bin;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\ProgramData\DockerDesktop\version-bin;C:\Program Files\Docker\Docker\Resources\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\WINDOWS\System32\OpenSSH\;D:\software\nodejs\;D:\software\Yarn\bin\;C:\Users\wangYan\AppData\Local\Microsoft\WindowsApps;C:\Users\wangYan\AppData\Roaming\npm;C:\Users\wangYan\AppData\Local\Yarn\bin;.] log DirectJDKLog.java 173
INFO 2019-06-21 10:52:02,394 Initializing Spring embedded WebApplicationContext log DirectJDKLog.java 173
INFO 2019-06-21 10:52:02,395 Root WebApplicationContext: initialization completed in 8359 ms prepareWebApplicationContext ServletWebServerApplicationContext.java 296
INFO 2019-06-21 10:52:03,324 动态数据源-检测到druid存在,如配置中未指定type,druid会默认配置 <init> DynamicDataSourceCreator.java 109
INFO 2019-06-21 10:52:03,895 {dataSource-1,master} inited init DruidDataSource.java 930
INFO 2019-06-21 10:52:03,897 初始共加载 1 个数据源 afterPropertiesSet DynamicRoutingDataSource.java 189
INFO 2019-06-21 10:52:03,898 动态数据源-加载 master 成功 addDataSource DynamicRoutingDataSource.java 135
INFO 2019-06-21 10:52:03,899 当前的默认数据源是单数据源,数据源名为 master afterPropertiesSet DynamicRoutingDataSource.java 198
INFO 2019-06-21 10:52:10,405 Using default implementation for ThreadExecutor instantiate StdSchedulerFactory.java 1208
INFO 2019-06-21 10:52:10,437 Initialized Scheduler Signaller of type: class org.quartz.core.SchedulerSignalerImpl <init> SchedulerSignalerImpl.java 61
INFO 2019-06-21 10:52:10,438 Quartz Scheduler v.2.3.0 created. <init> QuartzScheduler.java 229
INFO 2019-06-21 10:52:10,450 Using db table-based data access locking (synchronization). initialize JobStoreSupport.java 672
INFO 2019-06-21 10:52:10,458 JobStoreCMT initialized. initialize JobStoreCMT.java 145
INFO 2019-06-21 10:52:10,461 Scheduler meta-data: Quartz Scheduler (v2.3.0) 'quartzScheduler' with instanceId 'NON_CLUSTERED' Scheduler class: 'org.quartz.core.QuartzScheduler' - running locally. NOT STARTED. Currently in standby mode. Number of jobs executed: 0 Using thread pool 'org.quartz.simpl.SimpleThreadPool' - with 10 threads. Using job-store 'org.springframework.scheduling.quartz.LocalDataSourceJobStore' - which supports persistence. and is not clustered. initialize QuartzScheduler.java 294
INFO 2019-06-21 10:52:10,462 Quartz scheduler 'quartzScheduler' initialized from an externally provided properties instance. instantiate StdSchedulerFactory.java 1362
INFO 2019-06-21 10:52:10,463 Quartz scheduler version: 2.3.0 instantiate StdSchedulerFactory.java 1366
INFO 2019-06-21 10:52:10,463 JobFactory set to: org.springframework.scheduling.quartz.SpringBeanJobFactory@688e6e6c setJobFactory QuartzScheduler.java 2287
INFO 2019-06-21 10:52:15,536 Exposing 2 endpoint(s) beneath base path '/actuator' <init> EndpointLinksResolver.java 59
INFO 2019-06-21 10:52:16,083 Mapped URL path [/v2/api-docs] onto method [public org.springframework.http.ResponseEntity<springfox.documentation.spring.web.json.Json> springfox.documentation.swagger2.web.Swagger2Controller.getDocumentation(java.lang.String,javax.servlet.http.HttpServletRequest)] initHandlerMethods PropertySourcedRequestMappingHandlerMapping.java 69
INFO 2019-06-21 10:52:16,975 Initializing ExecutorService 'applicationTaskExecutor' initialize ExecutorConfigurationSupport.java 171
INFO 2019-06-21 10:52:20,343 Context refreshed start DocumentationPluginsBootstrapper.java 160
INFO 2019-06-21 10:52:20,401 Found 1 custom documentation plugin(s) start DocumentationPluginsBootstrapper.java 163
INFO 2019-06-21 10:52:20,508 Scanning for api listing references scan ApiListingReferenceScanner.java 41
INFO 2019-06-21 10:52:21,119 Starting Quartz Scheduler now startScheduler SchedulerFactoryBean.java 726
INFO 2019-06-21 10:52:21,472 Freed 0 triggers from 'acquired' / 'blocked' state. recoverJobs JobStoreSupport.java 866
INFO 2019-06-21 10:52:21,498 Recovering 0 jobs that were in-progress at the time of the last shut-down. recoverJobs JobStoreSupport.java 876
INFO 2019-06-21 10:52:21,499 Recovery complete. recoverJobs JobStoreSupport.java 889
INFO 2019-06-21 10:52:21,504 Removed 0 'complete' triggers. recoverJobs JobStoreSupport.java 896
INFO 2019-06-21 10:52:21,509 Removed 0 stale fired job entries. recoverJobs JobStoreSupport.java 901
INFO 2019-06-21 10:52:21,512 Scheduler quartzScheduler_$_NON_CLUSTERED started. start QuartzScheduler.java 547
INFO 2019-06-21 10:52:21,550 Starting ProtocolHandler ["http-nio-8080"] log DirectJDKLog.java 173
INFO 2019-06-21 10:52:21,610 Tomcat started on port(s): 8080 (http) with context path '/jeecg-boot' start TomcatWebServer.java 204
INFO 2019-06-21 10:52:21,618 Started Application in 28.946 seconds (JVM running for 36.599) logStarted StartupInfoLogger.java 59
INFO 2019-06-21 10:52:21,647 ---------------------------------------------------------- Application wang-yan is running! Access URLs: Local: http://localhost:8080/jeecg-boot/ External: http://169.254.129.98:8080/jeecg-boot/ swagger-ui: http://169.254.129.98:8080/jeecg-boot/swagger-ui.html Doc: http://169.254.129.98:8080/jeecg-boot/doc.html ---------------------------------------------------------- main Application.java 26
INFO 2019-06-21 11:00:14,538 Bootstrapping Spring Data repositories in DEFAULT mode. registerRepositoriesIn RepositoryConfigurationDelegate.java 126
INFO 2019-06-21 11:00:14,616 Finished Spring Data repository scanning in 77ms. Found 0 repository interfaces. registerRepositoriesIn RepositoryConfigurationDelegate.java 182
WARN 2019-06-21 11:00:14,642 No MyBatis mapper was found in '[name.wangyan.modules.**.mapper*]' package. Please check your configuration. doScan ClassPathMapperScanner.java 166
INFO 2019-06-21 11:00:14,774 Initializing Spring DispatcherServlet 'dispatcherServlet' log DirectJDKLog.java 173
INFO 2019-06-21 11:00:14,775 Initializing Servlet 'dispatcherServlet' initServletBean FrameworkServlet.java 524
INFO 2019-06-21 11:00:14,822 Completed initialization in 47 ms initServletBean FrameworkServlet.java 546
INFO 2019-06-21 11:00:16,352 Starting without optional epoll library <clinit> EpollProvider.java 68
INFO 2019-06-21 11:00:16,358 Starting without optional kqueue library <clinit> KqueueProvider.java 70
INFO 2019-06-21 11:00:19,082 ------ 通过令牌获取用户拥有的访问菜单 ---- TOKEN ------ eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJleHAiOjE1NjEwODc4MTUsInVzZXJuYW1lIjoiYWRtaW4ifQ.AghmuHfiZfM3Ru5rpBtJfZ2OlzgNP-MmsTBIYbTmH6s getUserPermissionByToken SysPermissionController.java 118
INFO 2019-06-21 11:00:19,089 ------ 通过令牌获取用户拥有的访问菜单 ---- TOKEN ------ eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJleHAiOjE1NjEwODc4MTgsInVzZXJuYW1lIjoiYWRtaW4ifQ.y9HaOAtdxppyV11jjzMgxwlqAktTbb_Lu2wFb7Qtu4U getUserPermissionByToken SysPermissionController.java 118
INFO 2019-06-21 11:00:19,523 ------ 通过令牌获取用户拥有的访问菜单 ---- TOKEN ------ eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJleHAiOjE1NjEwODc4MTUsInVzZXJuYW1lIjoiYWRtaW4ifQ.AghmuHfiZfM3Ru5rpBtJfZ2OlzgNP-MmsTBIYbTmH6s getUserPermissionByToken SysPermissionController.java 118
ERROR 2019-06-21 11:00:20,852 预览图片失败D:\upFiles\user\20190119\logo-2_1547868176839.png (系统找不到指定的路径。) view CommonController.java 119
INFO 2019-06-21 11:00:25,622 字典 key : 1 parseDictText DictAspect.java 105
INFO 2019-06-21 11:00:25,709 无缓存dictText的时候调用这里! queryDictTextByKey SysDictServiceImpl.java 59
INFO 2019-06-21 11:00:25,772 字典Val : 男 parseDictText DictAspect.java 111
INFO 2019-06-21 11:00:25,773 __翻译字典字段__ sex_dictText: 男 parseDictText DictAspect.java 112
INFO 2019-06-21 11:00:25,773 字典 key : 1 parseDictText DictAspect.java 105
INFO 2019-06-21 11:00:25,784 无缓存dictText的时候调用这里! queryDictTextByKey SysDictServiceImpl.java 59
INFO 2019-06-21 11:00:25,802 字典Val : 正常 parseDictText DictAspect.java 111
INFO 2019-06-21 11:00:25,803 __翻译字典字段__ status_dictText: 正常 parseDictText DictAspect.java 112
INFO 2019-06-21 11:00:25,810 字典 key : null parseDictText DictAspect.java 105
INFO 2019-06-21 11:00:25,819 无缓存dictText的时候调用这里! queryDictTextByKey SysDictServiceImpl.java 59
INFO 2019-06-21 11:00:25,833 字典Val : null parseDictText DictAspect.java 111
INFO 2019-06-21 11:00:25,834 __翻译字典字段__ sex_dictText: null parseDictText DictAspect.java 112
INFO 2019-06-21 11:00:25,835 字典 key : 1 parseDictText DictAspect.java 105
INFO 2019-06-21 11:00:25,843 字典Val : 正常 parseDictText DictAspect.java 111
INFO 2019-06-21 11:00:25,844 __翻译字典字段__ status_dictText: 正常 parseDictText DictAspect.java 112
INFO 2019-06-21 11:00:25,849 字典 key : 2 parseDictText DictAspect.java 105
INFO 2019-06-21 11:00:25,859 无缓存dictText的时候调用这里! queryDictTextByKey SysDictServiceImpl.java 59
INFO 2019-06-21 11:00:25,871 字典Val : 女 parseDictText DictAspect.java 111
INFO 2019-06-21 11:00:25,872 __翻译字典字段__ sex_dictText: 女 parseDictText DictAspect.java 112
INFO 2019-06-21 11:00:25,873 字典 key : 1 parseDictText DictAspect.java 105
INFO 2019-06-21 11:00:25,878 字典Val : 正常 parseDictText DictAspect.java 111
INFO 2019-06-21 11:00:25,878 __翻译字典字段__ status_dictText: 正常 parseDictText DictAspect.java 112
INFO 2019-06-21 11:00:25,884 字典 key : 1 parseDictText DictAspect.java 105
INFO 2019-06-21 11:00:25,889 字典Val : 男 parseDictText DictAspect.java 111
INFO 2019-06-21 11:00:25,890 __翻译字典字段__ sex_dictText: 男 parseDictText DictAspect.java 112
INFO 2019-06-21 11:00:25,891 字典 key : 1 parseDictText DictAspect.java 105
INFO 2019-06-21 11:00:25,896 字典Val : 正常 parseDictText DictAspect.java 111
INFO 2019-06-21 11:00:25,896 __翻译字典字段__ status_dictText: 正常 parseDictText DictAspect.java 112
ERROR 2019-06-21 11:00:26,102 预览图片失败D:\upFiles\user\20190401\20180607175028Fn1Lq7zw_1554118444672.png (系统找不到指定的路径。) view CommonController.java 119
ERROR 2019-06-21 11:00:26,102 预览图片失败D:\upFiles\user\20190119\logo-2_1547868176839.png (系统找不到指定的路径。) view CommonController.java 119
ERROR 2019-06-21 11:00:26,103 预览图片失败D:\upFiles\user\20190220\e1fe9925bc315c60addea1b98eb1cb1349547719_1550656892940.jpg (系统找不到指定的路径。) view CommonController.java 119
ERROR 2019-06-21 11:00:26,104 预览图片失败D:\upFiles\user\20190314\ly-plate-e_1552531617500.png (系统找不到指定的路径。) view CommonController.java 119
ERROR 2019-06-21 11:00:28,289 预览图片失败D:\upFiles\user\20190119\logo-2_1547868176839.png (系统找不到指定的路径。) view CommonController.java 119
INFO 2019-06-21 11:00:28,464 dictCode : activiti_sync getDictItems SysDictController.java 122
INFO 2019-06-21 11:00:28,491 无缓存dictCache的时候调用这里! queryDictItemsByCode SysDictServiceImpl.java 45
INFO 2019-06-21 11:00:28,512 Result(success=true, message=操作成功!, code=0, result=[DictModel(value=1, text=同步), DictModel(value=0, text=不同步)], timestamp=1561086028465) getDictItems SysDictController.java 141
INFO 2019-06-21 11:00:37,868 字典 key : 1 parseDictText DictAspect.java 105
INFO 2019-06-21 11:00:37,874 字典Val : 男 parseDictText DictAspect.java 111
INFO 2019-06-21 11:00:37,874 __翻译字典字段__ sex_dictText: 男 parseDictText DictAspect.java 112
INFO 2019-06-21 11:00:37,875 字典 key : 1 parseDictText DictAspect.java 105
INFO 2019-06-21 11:00:37,879 字典Val : 正常 parseDictText DictAspect.java 111
INFO 2019-06-21 11:00:37,880 __翻译字典字段__ status_dictText: 正常 parseDictText DictAspect.java 112
INFO 2019-06-21 11:00:37,888 字典 key : null parseDictText DictAspect.java 105
INFO 2019-06-21 11:00:37,893 字典Val : null parseDictText DictAspect.java 111
INFO 2019-06-21 11:00:37,894 __翻译字典字段__ sex_dictText: null parseDictText DictAspect.java 112
INFO 2019-06-21 11:00:37,895 字典 key : 1 parseDictText DictAspect.java 105
INFO 2019-06-21 11:00:37,899 字典Val : 正常 parseDictText DictAspect.java 111
INFO 2019-06-21 11:00:37,900 __翻译字典字段__ status_dictText: 正常 parseDictText DictAspect.java 112
INFO 2019-06-21 11:00:37,905 字典 key : 2 parseDictText DictAspect.java 105
INFO 2019-06-21 11:00:37,910 字典Val : 女 parseDictText DictAspect.java 111
INFO 2019-06-21 11:00:37,911 __翻译字典字段__ sex_dictText: 女 parseDictText DictAspect.java 112
INFO 2019-06-21 11:00:37,912 字典 key : 1 parseDictText DictAspect.java 105
INFO 2019-06-21 11:00:37,916 字典Val : 正常 parseDictText DictAspect.java 111
INFO 2019-06-21 11:00:37,917 __翻译字典字段__ status_dictText: 正常 parseDictText DictAspect.java 112
INFO 2019-06-21 11:00:37,921 字典 key : 1 parseDictText DictAspect.java 105
INFO 2019-06-21 11:00:37,926 字典Val : 男 parseDictText DictAspect.java 111
INFO 2019-06-21 11:00:37,927 __翻译字典字段__ sex_dictText: 男 parseDictText DictAspect.java 112
INFO 2019-06-21 11:00:37,928 字典 key : 1 parseDictText DictAspect.java 105
INFO 2019-06-21 11:00:37,934 字典Val : 正常 parseDictText DictAspect.java 111
INFO 2019-06-21 11:00:37,934 __翻译字典字段__ status_dictText: 正常 parseDictText DictAspect.java 112